Jessica Bridger marvels at the tallest dam in Europe, which was constructed in the 1950s and supplies about 20 per cent of Switzerland’s stored energy.

Tall Stories 511: 50 years of London’s Undercroft Skate Space
04:57

How Sweden’s ‘fika’ mentality can improve city planning
30:22

Tall Stories 510: Exploring Taiwan’s flying-saucer ghost town
06:29