17 towers visited by Boris Plotkin

Belem Tower

Belfry of Bruges

Eiffel Tower

Fat Margarita Tower

Kiek in de Kök

Maiden's Tower

Montparnasse

Moscow City

OKO

Ostankino Tower

Powder Tower Riga

Santa Justa Lift

Shukhov tower

Spasskaya Tower

Tall Hermann

Torre del Oro

Torre dos Clérigos