Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

The beautiful baroque library of the Hapsburg empire.

This 700-year-old Cyprus castle is the birthplace of the world's oldest wine, said to be toasted by Richard the Lionheart at his wedding.

One of New Zealand’s few castles boasts beautiful gardens, grand architecture, and a history filled with family drama.

Located right outside of Vienna, visitors can take in expansive views of an ethereal forest.

Apartment complexes built into huge repurposed natural gas tanks.

Giant WWII fortresses that fired 8,000 rounds a minute, now home to thousands of pigeons.

Walk through Czech history in Prague's largest graveyard.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

Steadily reminding Czechia of its past.

Macabre astrological automaton clock dating to the late 1400s.

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

A former squatter's paradise outside Prague.

Bohemian paradise covered in majestic forests.

Known for the tunnel that leads visitors to the water.

One of the world's steepest streets seems to have houses sliding down it.

A monumental underground karstic wonderland is also the water source for over a million citizens of Beirut.

An ancient necropolis of magnificent tombs.