The fairy tale castle of the "fairy-tale king."

A once grand hotel is being retaken by the wilderness it once capitalized on.

Obelisks and stone pineapples in the Irish countryside.

The most famous location in China was home to whole dynasties worth of imperial rulers.

A fifth-century temple improbably built into the side of a cliff.

Perfectly preserved ancient monastery in an impossibly dramatic location on a rocky island in the Atlantic.

The first "applecore" style lighthouse in Nova Scotia.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

Tropical paradise strewn with hundreds of World War II wrecks.

Stunning wetlands ablaze with pink lotus flowers.

Surreal riveted sea forts once protected the Kent shores from German attack.

Huge concrete structures designed as an early warning system for Britain to detect enemy aircraft.

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

Amidst the bustling streets of Dublin, there is a hushed garden that is dedicated to "All those who gave their lives in the cause of Irish Freedom."

An ancient neolithic tomb that only sees the sun twice a year.

A museum marks and documents the site of the Titanic's launch.

Northern Ireland's Brobdingnagian stepping stones.

The lake that fills and empties itself at random.

This dramatic sea spire is home to the world's rarest insect and is part of the lost continent of Zealandia.

Final resting place of Antarctic explorer Ernest Shackleton.

Macabre astrological automaton clock dating to the late 1400s.

A once great mansion stands in stately ruin.