A vast Communist-era exhibition space in the Bulgarian capital.

A striking symbol of the Bulgarian capital.

Sofia's legislative center is continuously reinventing itself.

"Holy Wisdom" overlooks the city that became its namesake.

This fountain of a little boy that spits on passersby at erratic intervals is a town icon.

This 19th-century fountain features sculptures of little gnomes that help with chores.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

A coin-operated model railway tucked inside a busy train station

Historic beer hall in Bucharest with magnificent stained glass and a lively folk band.

Climbing to the top of the cathedral's bell tower offers sweeping views of these medieval ruins.

A medieval church built up to defend its village.

Nine centuries-old fortresses guard the walls of this medieval Romanian city.

Legendary pedestrian bridge in the centre of Romanian city Sibiu.

A collection of 2000 bottles of Belgium's favorite drink.

One of Hollywood's most iconic actresses was born in an upscale Brussels neighborhood in 1929.

The Devil’s own choice when he needs a drink in Brussels.

The original shop where the iconic Belgian praline was invented.

Portraits of musicians line Oude Binnenweg, the jazziest street in the city.

A huge teapot illuminates a home for the elderly.

An art installation memorializing a tram stop, which became a tram stop.

A bridge that has seen many reiterations over its lifetime.

A true Valhalla for cactus and succulent lovers.

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

A sharp sculpture made of thousands of pieces of jagged glass.