A shrine built to combat the bad karma of a commercial venture.

The headquarters of the Mahanikai school of Buddhism, Thailand's largest monastic order.

A treasure trove of pathological, forensic, parasitological, and anatomical specimens.

This medieval castle was painted pink as part of a now-abandoned children's theme park.

Tucked away in the Leiden city hall are a group of works by famed artist MC Escher.

Go inside a revolutionary, cage-less zoo where 70 species of monkeys roam free alongside their human visitors.

A UFO-shaped event building originally intended to be a science museum showcasing the future.

It appears as if a man is standing behind this giant airport clock, painting the hands in real time.

A miniature city, once ruled by the Queen of the Netherlands.

A historic observatory now an astronomy museum beautifully situated at the moat of the Middle Age city centre.

Incredible labyrinth of man made caves.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

Amsterdam's former hotspot for public executions and dissections.

Famed for its pie, this eatery has a hidden tunnel that allowed Catholics to secretly walk to church during the Reformation.

This historic Amsterdam bar used to accept sailor's monkeys as payment.

Cat art as far as the eye can see.

Wayne Newton's sprawling estate is now open for visitors to catch a glimpse of his "heart and soul."

A giant open-air sculpture made of over 200 full-sized boats.

Originally built as a promotional giveaway, this suburban house was designed to be an IRL version of the Simpson home.

Thousands of artifacts relating to human sexuality, including the world's largest sex bike.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

A secluded fortress from the days of the Crusades that offers breathtaking views.

An elegant garden commemorating the 1841 visit from apostle and missionary, Orson Hyde.

The maze-like transportation hub contains abandoned areas, derelict stores, and a resident bat colony.