Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

The first declared National Monument in the United States.

A bizarre house filled with an astounding array of collections.

The ruins of a medieval monastery named after a type of tree.

Traveling this mountain pass reveals quaint stone buildings, stunning Irish scenery, and a bridge said to grant wishes.

This ancient Irish tower could easily have stood in for Rapunzel's prison.

One of Ireland's most infamous prisons for rebels including men, women and children.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

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

Central America's deepest lake is actually a volcanic caldera, surrounded by three volcanoes.

This bridge made famous in a novel and on-screen wasn't actually built over the river Kwai.

A tall karst islet popularized by 007.

These locks on North America’s oldest canal are named after a porcine rock formation.

An eerie diorama that captures the majestic nature of a few prehistoric-looking beasts.

Creating this diorama spurred naturalist Carl Akeley to begin advocating to protect the apes.

One of the most dazzling dioramas at the American Museum of Natural History is also one of the oldest.

This morbid scene depicts the Darwinian drama of death on the African savannah.

This impressive scene portrays the elusive forest giraffe of Central Africa.

This taxidermy scene brings the struggle for survival in the Indian jungle to a quiet corner of a Manhattan museum.

This poignant display is now a memorial to these regionally extinct species.

Outstanding taxidermy dioramas showcase the grandeur of the continent's wildlife with spooky realism.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.