A moving memorial to the fallen and missing from WWI trenches.

A rare example of World War I trenches from the British front.

This memorial museum chronicles the apocalyptic destruction of the First World War.

In one of the smallest countries in the world stands an original Salvador Dalí sculpture.

Roman ruins top white travertine terraces formed by ancient hot springs.

This arch granting triumphal entrance into Antalya was designed to honor the emperor's visit.

A unique structure located on the grounds of one of five grand palaces that were built by the Joseon dynasty.

A raised Japanese building has preserved 8th-century artifacts for more than a millennium, earning this log cabin a reputation as the "world's oldest museum."

This massive wooden building contains a giant Buddha, healing pillars, and tame deer wandering the grounds.

Devoted Buddhists can earn enlightenment in the next life by crawling through this symbolic nostril.

This neighborhood thoroughfare is haunted by dozens of homemade monsters.

This 700-year-old street food market features baby octopus and soy donuts.

Japan's largest collection of Western-style mansions in the port city of Kobe includes a recreation of Sherlock Holmes' 221B Baker Street quarters.

Destruction from Armenia's 1988 earthquake inspired an artist's sculptures of scrap metal.

Huge stairway leads to this massive gallery.

The medieval "dragon" on an Austrian city's coat-of-arms comes to life in a fountain.

Austria's ultra-modern art museum looks like Cthulhu's giant alien heart.

Resting in the middle of an Austrian river, this sci-fi "island" lets people cross in neon style.

Architecturally stunning library serves as the hub of Finnish scholarly life and culture.

A replica of the home of a famous fictional troll family.

One of the longest wooden benches in the world snakes around Geneva's Treille Promenade.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

Just like in Hollywood, Madrid has also a forgotten walk of fame.

Among the oldest structures in Madrid, these Moorish walls once guarded the medieval city of Mayrit.