Historic Royal Liver Building with clock tower under blue sky with clouds, Liverpool, Merseyside, England, United Kingdom, Europe

Historic building with clock tower against a cloudy sky at dusk, Edinburgh, Scotland, United Kingdom, Europe

Mangia iconic clock tower in Campo plaza of Siena, in Tuscany, Italy

Sunrise view of the Roman Agora, showcasing the Tower of the Winds, an octagonal Pentelic marble clock tower, with the Acropolis in the background, Athens, Greece, Europe

View towards Big Ben (The Elizabeth Tower) and the Palace of Westminster, as seen from Westminster Bridge, London, England, United Kingdom, Europe

Astronomical clock and The Church of Our Lady Before Tyn on Old Town Square, UNESCO World Heritage Site, Prague, Czech Republic (Czechia), Europe

Big Ben at dusk, UNESCO World Heritage Site, London, England, United Kingdom, Europe

Aerial view from Il Torre, clock tower of diners at Bar Il Palio in Piazza del Campo, Siena, Italy

Spanish banners at medieval building in Plaza de la Constitucion 19 March 1812 in Laredo, Cantabria, Spain

Aerial view of Siena from Il Torre, clock tower, in Piazza del Campo, Siena, Italy

Aerial view of Siena from Il Torre, clock tower, in Piazza del Campo, Siena, Italy

Big Ben and clock in St Stephen's Tower, London, United Kingdom

Big Ben and clock in St Stephen's Tower, London, United Kingdom

Aerial view of Siena from Il Torre, clock tower, in Piazza del Campo, Siena, Italy

Big Ben at sunset, London, England

St Paul's Cathedral And Riverside Buildings, London, England

Big Ben At Dusk, London, England

Big Ben at sunset, London, England

Wrigley Building clock tower Chicago Illinois USA

Wrigley Building with flags Chicago Illinois USA