Bern - A new extreme sport which involves swinging Tarzan-style from tree-to-tree is the latest craze to hit Switzerland.

Thousands of people are gathering in special parks to try the new adrenalin sport 30,5m above the ground.

It involves people launching themselves off specially constructed wooden platforms in the treetops and swinging on a harness to another tree.

Adventure parks in the country's Alpine mountains have reported a surge in visitor numbers as the craze grips the country this summer.

'You're really pushed to the limit'

Rolf Ryser, manager and instructor at the Seilpark Gantrisch park just outside Bern, said: "People have changed the way they spend their leisure time.

"They want new challenges, to become more active and do something to get their hearts beating faster."
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