The Cross Bucks Challenge 2020 – We Did It Posted on 15th September 2020 by BSAR_Team Cross Bucks Challenge 2020 Stats:11 BSAR members walked/paddled/cycled. With 15+ BSAR volunteers supporting. 220 km Paddled. 220 km Cycled. 220 km Walked. A grand total of 410 miles with 2500 ft of ascent. Over £7000 Raised. Cross Bucks Challenge Sponsorship Page