This week's Friday Night Video showcases some fantastic climbing in Namadgi National Park, Australia. School teacher Dan Fisher climbs the long standing Vertigo project - a proud crack line on a huge boulder that was first aided in the 70s.

Hard, scary and potentially dangerous, the route has sections that are around Font 7C+/8A. The gear is often quite small and intricate to place, and the consequences of getting things wrong could result in a ground fall...