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Richard visits the huge Tottenham Hotspur Football Stadium in London, where he explores a pitch that splits and rolls away, and takes a terrifying walk on the stadium roof.
In this edition, Richard ventures beneath the Alps into the world's longest underground railway connection, the Brenner Base Tunnel.
Richard visits the world's tallest building, the Burj Khalifa in Dubai, where he finds himself climbing the biggest lightening conductor on earth.