This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

A marvel of Byzantine engineering under the streets of Istanbul.

Rejoice at Amsterdam's ‘pop temple,’ a former church reborn as a raucous music venue.

The oldest skyscraper of Europe now stands dwarfed by the surrounding structures.

An independent cinema housed in a former pathological anatomy laboratory.

A set of seven houses, each built in a style that represents a European country.

This exclusive resort has completely covered a tiny Balkan island in a 5-star warren of guest rooms.

A curious cave church carved into the face of a cliff.

Different sections of the Zemun Fortress were built in the 14th and 15th century as a response to the advance of the Ottoman Empire.

Two buildings named after their windows that make it look like a sea of television sets plastered to a wall.

A pair of connected skyscrapers form this symbolic gateway.

The cutest way to stay safe in traffic.

'The Letters of Utrecht' lays out a ribbon of poetry one letter at a time, with no final verse in sight.

Rotterdammers' dirty minds gave this Santa a dirty nickname and cursed it to a life of wandering.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

This centuries-old gothic monster has been converted into a sprawling, glossy bookstore.

The works of poetry's biggest names grace the walls of the city of Leiden, all carefully painted by hand.

This celebration of Latvia’s freedom and independence avoided demolition over half a century of Soviet occupation.

The reconstruction of this prominent building fulfilled a long-written command.

The oldest housing complex in Riga is a mini timeline of architectural trends.

A black cat protests the City Guild in Riga's Old Town.

Flamboyant architecture from the turn of 20th century.

This restored Portuguese cafe may well be the most beautiful place in the world to grab a Big Mac.

Elaborate tile work in this railway station tells the story of Portugal.