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The Olympics in Tokyo, some jaw dropping films, and a hardwired desire to be in the great outdoors. These are just some of the reasons credited with boosting the popularity of climbing. Hundreds of indoor bouldering gyms have cropped up in the US since the 1990s, and the sport is spreading across the world.

Although still concentrated in North America and Europe, more and more countries are joining the International Federation of Sport Climbing, and the millions of people taking part are attracting the attention of brands and financial backers. We hear from climbing business experts and the UK鈥檚 most successful competitive climber, Shauna Coxsey, to find out more.

(Picture: Shauna Coxey. Credit: Getty Images)

Presented and produced by Hannah Bewley