23 towers visited by Adrian adriansanmach

30 St Mary Axe

Agbar Tower

Belem Tower

Big Ben

CN Tower

Coit Tower

Dancing House

Eiffel Tower

Empire State Building

Fernsehturm Berlin

Flatiron Building

Freedom Tower

Galata Tower

Gate of Europe

Michael's Gate

Montparnasse

One World Trade Center

Powder Tower

Prague Astronomical Clock

Saint Mark's Campanile

Santa Justa Lift

Torre del Oro

Transamerica Pyramid