18 towers visited by Julia Tikhonova

Burj Khalifa

Dancing House

Dubai Marina

Eiffel Tower

Galata Tower

Moscow City

OKO

Ostankino Tower

Powder Tower

Powder Tower Riga

Prague Astronomical Clock

Roloi Clock Tower

Saint Mark's Campanile

Slītere Lighthouse

Spasskaya Tower

Torre dei Lamberti

Torre del Gardello

Tower of Pisa