The Duomo Santa Maria Assunta and Battistero, Cremona, Lombardy, Italy, Europe

The 15th century facade of San Zacharia (San Zaccaria), Venice, UNESCO World Heritage Site, Veneto, Italy, Europe

Renaissance-era astronomical clock, town hall, Heilbronn, Baden-Wuerttemberg, Germany, Europe

Renaissance-era astronomical clock, town hall, Heilbronn, Baden-Wuerttemberg, Germany, Europe

Old stepped gable, Renaissance era, windows decorated with geraniums, Grapengiesserstrasse, Lueneburg, Lower Saxony, Germany, Europe

Front view of people walking the wet city streets in Lucca, a city and commune in Tuscany, Central Italy, on the Serchio, a fertile plain near the Tyrrhenian Sea. It is the capital of the Province of Lucca. It is famous for its intact Renaissance-era city walls.

People walking the wet city streets in Lucca, a city and commune in Tuscany, Central Italy, on the Serchio, a fertile plain near the Tyrrhenian Sea. It is the capital of the Province of Lucca. It is famous for its intact Renaissance-era city walls.