22 towers visited by Paul Duron

Agbar Tower

Belem Tower

Big Ben

Chrysler Building

CN Tower

Coit Tower

Eiffel Tower

Empire State Building

Flatiron Building

Freedom Tower

Gate of Europe

Kuala Lumpur Tower

Main Tower

One World Trade Center

Petronas Towers

Saint Mark's Campanile

Santa Justa Lift

Space Needle

Sydney Tower Eye

Torre dos Clérigos

Tower of Pisa

Transamerica Pyramid