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12 hour adventure race in Autumn

Find 12 hour adventure race near me in Autumn - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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Climb, ride and paddle your way across the Lake District. Join Race The Sun Lake District 2026 for a full-day challenge in aid of Action Medical Research.
  • Sat 5 Sep
  • £30-£400
  • 50% off
Keswick, Cumbria, UK

Race The Sun Lake District

Climb, ride and paddle your way across the Lake District. Join Race The Sun Lake District 2026 for a full-day challenge in aid of Action Medical Research.

50% off reg fee already applied

  • 34 miles road cycling
  • 10.5 miles hiking
  • 2 miles kayaking
  • Beginner-friendly
  • Chip timing
  • Enter online
  • GPS tracking
  • Mountainous
  • Fancy dress
  • Rural
  • Mountains
  • Sustainability policy
  • Public transport links
  • Age 16 & over
New for 2026! Grab a teammate and head to the Jurassic Coast to Pedal, Paddle, Peak and Party on this full-day, multi-activity challenge.
  • Sat 26 Sep
  • £49-£395
  • 50% off
Studland, Dorset, UK

Pedal Paddle Peak | The Jurassic Coast

New for 2026! Grab a teammate and head to the Jurassic Coast to Pedal, Paddle, Peak and Party on this full-day, multi-activity challenge.

50% off for New Year

  • 40 km road cycling
  • 3 km kayaking
  • 17 km hiking
  • Beginner-friendly
  • Enter online
  • GPS tracking
  • Hilly
  • Coast
  • Public transport links
  • Age 16 & over

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Sleep well

A good night's sleep is an essential foundation for a healthy lifestyle, effective training and weight control.

Train slow

Low-intensity training is easier for you, reduces the risk of injury and helps builds an efficient aerobic system.

Eat natural

Cut out sugar & junk food, reduce carbs, eat natural foods and train your body to burn fat for fuel.

Get outdoors

Fresh air, natural light and reconnecting with nature all help to improve mental and physical wellbeing.