21 towers visited by Richard Stenbeck

Belem Tower

Big Ben

Burj Al Arab

Burj Khalifa

Chrysler Building

Dubai Marina

Eiffel Tower

Empire State Building

Fernsehturm Berlin

Flatiron Building

Galata Tower

Gediminas Tower

Montparnasse

Moscow City

Powder Tower

Prague Astronomical Clock

Rundetaarn

Saint Mark's Campanile

Space Needle

Spasskaya Tower

Transamerica Pyramid