Knox Xtreme
Adventure Races
Knoxville, TN
Saturday, April 25th, 2026
Sample - 2025 Rules of Travel - 12 Hour ROT, Map 1, Map 2
30 Hour Adventure Race
REV3Endurance Knox Xtreme 30 Hour Adventure Race. We have a new design for the 2026 edition. This is our 5th year hosting the race and we are celebration by adding a 30 Event this year!!! The 30 hour race will focus on 5 elements. It will have a 20+ mile paddle, Greenway trails and roads, Urban trekking and five different mountain bike courses. Are you ready for this intermediate level adventure race that pushes you to your limits? We have a great course for you to run, bike, paddle, and navigate your way around South Knoxville and the Urban Wilderness. The estimated distance for the 30 hour race will be around 80 - 100 Miles. The breakdown will be 20 + miles of paddling, 12+ miles of trekking and 60+ miles of biking. You will be hitting trails in some of South Knoxville's best mountain biking parks (MTB Areas: Fort Dickerson Quarry, Stanley Lippencott Park, Baker Creek Preserve, Marie Myers Park, William Hastie Nature Area, Burnett Creek Easement, Forks of the River Wildlife Area and Meads Quarry Park). Race solo and push your limits or grab a group of your friends and form a team. We will give you a map and some basic rules to follow. You will then set out on your adventure to get checkpoints by hiking, biking and paddling to different checkpoints. This course is designed to push your limits and you may not clear the course. The course will have 5 to 6 legs and at lease on mental or physical challenge during the race.
8 Hour Adventure Race
REV3Endurance Knox Xtreme 8 Hour Adventure Race. Are you ready for this intermediate level adventure race? We have a great course for you to run, bike, paddle, and navigate your way around South Knoxville. The estimated distance for the 6 hour race will be around 20 - 30 Miles. The breakdown will be 1+ mile of paddling, 5+ miles of trekking and 20+ miles of mountain biking/pavement. You will be hitting trails in some of South Knoxville's best mountain biking and greenway trail. Race solo and push your limits or grab a group of your friends and form a team. We will give you a map and some basic rules to follow. You will then set out on your adventure to get checkpoints by hiking, biking and paddling to different checkpoints. The team with the most points in the allotted time will win. It's a fun event and you and your friends will get to experience the adventure of finding all the different checkpoints spread across South Knoxville and the Urban Wilderness.
Race Sample Area - Exploring the Urban Wilderness in Knoxville, Tennessee
Race Location - Knoxville Adventure Collective - 900 Volunteer Landing Ln, Knoxville, TN 37915
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Race Packet Pickup/Pre-Race Knoxville Adventure Collective - 900 Volunteer Landing Ln, Knoxville, TN 37915.
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Bike Drop: Bike drop locations will be identified the week before the race for our racers.
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Race Start/Finish: Knoxville Adventure Collective
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Sponsored by Knoxville Adventure Collective, Bear Paw Bikes and River Sports
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Knoxville Adventure Collective - 900 Volunteer Landing Ln, Knoxville, TN 37915
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If you have friends and family along for the adventure, or if you're looking for something to do or a place to eat while you're in the area, check out the Family Fun link from the Outdoors Knoxville web page.
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Bike Rentals are available at Bear Paw Bikes or Knoxville Adventure Collective.
Race Estimated Distance and Time
30 Hour 90+ Miles
8 Hour, 25+ Miles
Difficulty Level
30 Hour Course - Sample rules of travel (ROT) - one sample map
8 on a scale of 1-10 (Beginner to experienced racers pushing their limits)
8 Hour Course - Sample rules of travel (ROT) - one sample map
7 on a scale of 1-10 (Racers wanting to test their limits)
Maps of Knoxville's Urban Wilderness
Registration Fees 30 Hour (Sellout is 50 Racers). Racer are allowed to bring their own PFD's and Paddle and we will transport back to the finish line.
Soloist
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$375.00 per team member until December 1, 2025
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$400.00 for soloists until January 2nd, 2026
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$425.00 for soloists until February 15, 2026
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$450.00 for soloists until registration closes at midnight April 20th, 2026
Teams (2, 3, or 4 Person Team Options Available)
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$350.00 per team member until December 1, 2025
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$375.00 per team member until January 2nd, 2026
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$400.00 for soloists until February 15, 2026
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$425.00 per team member until registration closes at midnight April 20th, 2026
Registration Fees 8 Hour (Sellout is 50 Racers)
Soloist
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$225.00 per team member until December 1, 2025
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$250.00 for soloists until January 2nd, 2026
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$275.00 for soloists until February 15, 2026
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$300.00 for soloists until registration closes at midnight April 20th, 2026
Teams (2, 3, or 4 Person Team Options Available)
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$200.00 per team member until December 1, 2025
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$225.00 per team member until January 2nd, 2026
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$250.00 for soloists until February 15, 2026
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$275.00 per team member until registration closes at midnight April 8th, 2026
(All registration after 14 Days prior to the race are not guaranteed a race shirt!!)
Race Start Location
Knoxville Adventure Collective - 900 Volunteer Landing Ln, Knoxville, TN 37915
Race Schedule of Events
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Early Packet Pick-up is Friday April 24th, 5:00 pm – 7:00 pm at the Knoxville Adventure Collective parking lot.
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Friday April 24th, 7:00 pm – 7:45 pm Race Director overview and strategy session for beginners
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Race Day Packet Pick-up for the 8/30 hour race is Saturday April 25th, 7:00 am - 8:00 am at Knoxville Adventure Collective, 900 Volunteer Landing Ln, Knoxville, TN 37915
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Race Day Itinerary:
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7:15 am: Transition area opens
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7:15 am: Bike Drop will be announced the week before the race. 30 Hour racers can leave supplies with their bikes. They will have a gear bin in this TA to resupply.
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8:30 am: Pre-race brief 8/30 Hour Race (Mandatory for all team captains)
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9:00 am 8 Hour Race Starts
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9:30 am: 30 Hour Race Starts
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5:00 pm: 8 Hour Racers must be off the course
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5:30 pm: Awards Ceremony
Sunday April 25, 2026
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2:30 pm: 30 Hour Racers must be off the course - Awards Ceremony
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3:00 pm: Post Race Food and Awards
Race Packet Pickup
Packet pickup location will be at Knoxville Adventure Collective - 900 Volunteer Landing Ln, Knoxville, TN 37915. It is required that all forms be completely filled out and signed for each member of your team. If you signed up online all your forms are already signed. You will get your race t-shirt, race map, Rules Of Travel and race numbers at packet pick-up. The morning of the race you will need to check in again to receive your Race Passport to get credit for all checkpoints on the course.
Equipment Provided By Rev3Endurance
All gear necessary for water portions of the race will be provided. This may include, but not limited to: Watercraft (Stand Up Paddle Boards, Kayaks or Canoes), paddles, and PFDs. Race maps, race passport, post race snacks and drinks and (ROT) Rules of Travel will also be provided by REV3Endurance.
Mandatory Equipment (Responsibility of each team and\or Racer)
REV3Endurance will be checking randomly throughout the race for mandatory equipment. Missing mandatory equipment will result in points being decreased from your total score.
Mandatory Equipment
At all times during the race each racer must have in their possession the following equipment unless otherwise stated in the rules of travel:
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Pack to carry gear
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Enough food for replenishment
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Hydration system (hydration pack, water bottle, etc. with capacity to carry at least 2 liters)
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Headlamp with extra batteries (30 Hour Only)
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Whistle (30 Hour Only)
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Knife with a minimum 2.5-inch blade (30 Hour Only)
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Emergency blanket or bag (30 Hour Only)
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1 long-sleeve wool blend or other type of insulated top (no cotton) (30 Hour Only)
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Fleece/wool hat/buff (30 Hour Only)
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Waterproof jacket (30 Hour Only)
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Closed-toe shoes must be worn during the entire race (no bare feet or open-toe sandals) (30 Hour Only)
While biking each racer additionally must have:
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Bike
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Helmet (CPSC, ANSI, or SNELL certified)
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Rear light (must be capable of blinking) (30 Hour Only)
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A front light with enough battery power to last 12 hours. (30 Hour Only)
While paddling each racer additionally must have:
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PFD Class III non-inflatable (provided by REV3Endurance)
Per team:
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Race maps (provided by REV3Endurance)
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Rules of Travel (provided by REV3Endurance)
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General Race Rules (provided by REV3Endurance)
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Compass
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Fully charged cell phone in a watertight bag
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Dry bag or method of keeping equipment dry in the event of bad weather and during the canoe section
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Bike tool kit and at least one spare bike tube
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Emergency First Aid kit – Teams may use the Adventure Medical Kit Ultralight 0.7 or build their own kit as long as the kit contains the following listed required contents. (8) 2x2 or 3x3 sterile dressing, (2) 3x4 non adherent sterile dressing, (1) conforming gauze bandage, (4) 1x3 adhesive bandage, (3) knuckle adhesive bandage, (1) tape ½”x 10 yards, (1) swift wrap elastic bandage, (8) 200-mg ibuprofen, (2) antihistamine (Diphenhydramine), (2) afterbite sting relief, (1) moleskin, (5) towelettes, (3) antibiotic ointment, (1) tincture of benzoin, (3) butterfly closure bandage, (2) pair nitrile gloves, (1) tweezer,(3) safety pins, (1) duct tape.
Transitions
The main Transition Area (TA) will be announce the week before the race.
Adventure Racing "General Race Rules"
Click here for the General Race Rules
Fun things to do in the Knoxville Tennessee
Check out the Family Fun link from the Outdoor Knoxville web page.
Lodging
Camping - Camp Quarry Trails at Fort Dickerson
Check out camping location or local Air B & B for options.
Post-Race Food
We will offer sweet and salty snacks and beverages as post race refreshments. Please bring some beverages and snacks with you. All racer that are legal age will receive a free beer at the finish line.
Results
Unofficial results will be announced at the awards ceremony and post-race official results will be posted to our web site 24 – 48 hour after the event.
2021 Sprint Results
2021 Half Day Results
2022 Final Results
2023 Results - 4 Hour, 8 Hour & 12 Hour
2024 Results - 6 Hour & 12 Hour
2025 Results - 6 & 12 Hour
2026 Dates April 25 & 26 (8/30 Hour Races)
Divisions
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Solo Male and Female
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2/3/4 Person teams: Male, Female, and Co-Ed all Adult
Additional Information
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A $10.00 supplemental race insurance will be charged to all racers. This will be charged at race check-in. The policy is only activated for racers who are actually on the race course on race day.
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Additional Maps can be purchase for $15.00 on a first come first serve basis.
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Race Rules - Download
Race Cancellation & General Refund Policy
If there is severe weather, the race start may be postponed or the course may be shortened. General Refund Policy
Volunteer
Would you like to come out and volunteer for the race?
Send an email to Mike with your time options and we’ll find something to get you involved at the race.
