Mountain biking's '£23m boom' for Welsh economy
Mountain biking is worth more than £23m to the Welsh economy, an environment body has estimated.
Natural Resources Wales (NRW) said the facilities attract cyclists from across the world.
BBC Radio Wales' Country Focus programme has been to Bike Park Wales, Merthyr Tydfil, which opened in 2013 at a cost of £1.8m.
Rachel Garside reports.