Like Mars, but much closer.

The ruins of a cotton mill that was burned in the Civil War are still hidden in a Georgia forest.

The world's largest private aircraft collection.

Electrical pylon in the shape of Disney's beloved mouse.

Secret gardens just a few miles from downtown Atlanta.

Deep in the Guatemalan jungle stands an ancient pyramid that once marked the reign of a king.

The largest puppetry museum in the United States houses the world's most complete collection of Jim Henson artifacts.

Drink your espresso at a Victorian-era urinal in this underground-restroom-turned-coffee-bar.

This Nigerian nature reserve is home to the longest canopy walkway in Africa.

One of corporate America's best-kept secrets is also one of the most publicly displayed.

J.R.R Tolkien, C.S. Lewis, and other "Inklings" met at the Oxford pub to discuss the now legendary fantasy stories they were writing.

The names Lúthien and Beren can be found inscribed on the shared grave of the famous writer and his beloved wife and muse.

Ancient Egyptian wigs, South American feather headdresses, a bounty of anthropological artifacts in Oxford.

A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

The rose garden in Regent's Park where Pongo and Perdita met for the first time in Disney's "101 Dalmatians."

A hidden oasis just two minutes from downtown Atlanta.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

This high point in the Great Smoky Mountains is said to be home to the chief of all bears.

A curious carving hides on a marble column in the Mosque-Cathedral of Córdoba.

Spain's unique Mosque-Cathedral has been a place of worship for both Muslims and Christians throughout its history.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

The lengthy skeleton of one of the tallest Spaniards of all time is on display in Madrid.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.