In 2004 X1 Sports took a band of intrepid climbers to Croatia . Their mission was to find some of the best and unknown rock in the Europe ; the reason, well to see if they could Deep Water Solo off it of course. With some of the best climbers in the world, Chris Sharma, Steve McClure, Leo Holding, Depth Charge charts their progress and antics as they look to challenge their limits each and every day. Depth Charge is an on the wall documentary of their every move and allows the viewer to see exactly what makes a climber tick.