Austria, Tyrol, Innsbruck, Altstadt, Stadtturm or City Tower built between 1442 and 1450 as an observation point for sentries and which was part of the City Hall.

Austria, Tyrol, Innsbruck, Altstadt, Stadtturm or City Tower built between 1442 and 1450 as an observation point for sentries and which was part of the City Hall.

Austria, Tyrol, Innsbruck, Altstadt, Stadtturm or City Tower built between 1442 and 1450 as an observation point for sentries and which was part of the City Hall.

England, East Sussex, Brighton, Steel i360 observation tower on seafront promenade busy with summer tourists.

England, East Sussex, Brighton, Steel i360 observation tower on seafront promenade busy with summer tourists.

England, East Sussex, Brighton, Steel i360 observation tower on seafront promenade busy with summer tourists.

England, East Sussex, Brighton, Steel i360 observation tower on seafront promenade busy with summer tourists.

England, East Sussex, Brighton, Steel i360 observation tower on seafront promenade busy with summer tourists.

England, East Sussex, Brighton, Steel i360 observation tower on seafront promenade busy with summer tourists.

Holland, Rotterdam, View from the Euromast including Het Park, Erasmus Bridge and the Nieuwe Maas River.

Holland, Rotterdam, View from the Euromast including Het Park, Erasmus Bridge and the Nieuwe Maas River with De Zalmhaven Rotterdam's tallest tower on the left.

England, East Sussex, Brighton, Steel i360 observation tower on the seafront.