The former Red Bull trail opened in 1996 to wide acclaim as the first purpose-built trail in the UK. Chipps argues that it’s still one of the best trails anywhere. Words & Photography chipps Stepping off my bike, I look a little closer at the terrain I’m riding over. The rock slabs that vary in size between laptop and tabletop are sunken into the damp ground as if they’ve always been here, mossed-in with the…