Climb a steep hill in 90 seconds on the second-oldest urban subway in the world.

A charming beach town in Turkey captures all the colors of the rainbow.

Legend says if you stick your thumb in the hole and it gets wet your wish will be granted.

A Turkish monastery tucked into a cliff wall.

The ornate miniature mansions were built for Istanbul's feathered residents.

This famous city eluded concrete detection until the early 2000's.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

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

Macabre astrological automaton clock dating to the late 1400s.

Glowing orb in Minsk houses 8,600,000 items.

In the summer, the area around this sculpture transforms into a vibrant concert venue.

The giant statue and its model solar system honor the native Pole who declared that the Earth revolves around the Sun.

The Polish capital has had a deep connection to its guardian mermaid for almost a millennium now.

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

A menacing statue of this mythical creature can be seen at the legendary site of the monster's lair.

The Frank Zappa fan club erected this monument to their prog-rock hero to mark a new era of post-Soviet Lithuania.

An abandoned masterpiece of Soviet Brutalist architecture.

These traffic lights celebrate the 100 year anniversary of the women's suffrage movement in Lithuania.

Travelers who fall victim to this mermaid's charms are destined to stay in Užupis forever.

This micro-nation may be some sort of prank, but its constitution sure seems official.

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

This enigmatic artifact remained buried in a churchyard for years.