The world's longest outdoor covered escalator system transports commuters through Hong Kong's hilly terrain.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

The romantic garden was the epicenter of the Hungarian art scene in the 1880s.

Possibly the world's largest hourglass only needs to be reset every New Year's Eve.

This off-beat, quirky communism-themed bar isn't afraid to poke fun at its history.

This Budapest bar allows drinkers to leave their mark on the walls, floor, and even ceiling.

Martin Bricelj Baraga's monolithic sculpture measures the blueness of the sky, and changes color to match it.

A massive 1830s industrial site once known as Czechia's "Iron Heart" has been transformed into a playground of science, technology, and art.