'French Spiderman' scales a 39-storey skyscraper in Frankfurt

Video. 'French Spiderman' scales a 39-storey skyscraper in Frankfurt

Alain Robert is known for climbing some of the world's tallest structures without safety ropes... or permission.

Alain Robert is known for climbing some of the world's tallest structures without safety ropes... or permission.

On Saturday he climbed down "Skyper", a building 42-floor building, which is 154 metres high and houses the Dekabank.

Robert notably climbed the highest tower in the world, the 828-metre Burj Khalifa) and the Eiffel Tower.

This summer, he climbed a skyscraper in Hong Kong to deploy a "banner of peace" in the midst of a political crisis with almost daily demonstrations for democracy.