27 towers visited by 7acb3c4

30 St Mary Axe

Belem Tower

Big Ben

Burj Al Arab

Burj Khalifa

Clock tower of BCEE

Dancing House

Donauturm

Dubai Marina

Eiffel Tower

Fernsehturm Berlin

Galata Tower

Michael's Gate

Old Town Hall

Petřín Lookout Tower

Powder Tower

Prague Astronomical Clock

Santa Justa Lift

Stadtturm

The Powder Tower (Prasna brana)

Tokyo Tower

Torre del Oro

Tower of Pisa

Uhrturm

White Tower of Thessaloniki

Žižkov Television Tower

Zytglogge