From the 3rd to the 6th of August sport climbing will make its historic debut at the Tokyo 2020 Olympic Games. 40 athletes - 20 men and 20 women - will compete according to the Combined Olympic formula that includes all three disciplines of this sport, Speed , Boulder and Lead, as they quest for climbing’s elusive first-ever gold medal. Here Julia Chanourdie tests the Speed Wall in the runup to the event

© Daniel Gajda / IFSC