22/07/2011 12:58 BST | Updated 22/05/2015 06:12 BST

Sun Power: Get Fit In The Open Air

Summer doesn't feel like the time to head to the gym. However if you've been exercising within its confines for months, it can be daunting thinking of ways to get fit in the open air. We've come up with some great calorie burners that will get you out in the sun (hopefully), from the ultra-challenging such as climbing and surfing, to the more sedate pursuits of croquet and badminton.