A six-ton wedding present for the King of the Scots.

The final resting place of soldiers' loyal canine companions.

Created as a punny statement about genetic engineering this monstrous hybrid statue has become a beloved icon.

Old-fashioned knowledge and modern engineering create the world's only rotating boatlift.

The heads of two giant mythological water horses honor Scotland's horselord past.

A 200-year-old collection of oddities and medical paraphernalia.

Striking occult iconography on a medieval German church.

The most visited, and possibly most controversial, museum in Germany.

Trick water gardens from 1619 featuring a 200 piece mechanical theater powered by water.

This skeleton-filled altar piece served as a backdrop to one of the most iconic scenes in "The Sound of Music."

A small but immensely extravagant palace built by the "Night King."

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

This famous archeological mystery may be an ancient example of movable type.

The alleged house of the Virgin Mary is tucked away in a park and nature preserve on Mt. Koressos in Turkey and is holy to both Catholics and Muslims alike.

Carvings in Turkey's Marble Road may have directed ancient Romans to a hidden brothel.

The ancient latrines of the Greeks, in all their public glory.

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

A marvel of Byzantine engineering under the streets of Istanbul.

Ancient serpentine sacrifice holder that has stood the test of time.

No one is sure if the world's fourth-largest diamond had been found in a rubbish heap or was pawned by Napoleon's mom.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

A fountain standing as a testament to a doomed alliance.

Five sultans and their families rest in eternal splendor, teeming with overlooked beauty and drama.

In Egypt's expanding metro area, many of the neighbors are dead.