The 320-year-old tree that greeted General Lafayette and rerouted an interstate highway.

These warring psychedelic crags commemorate an unsuccessful military operation.

No one knows who created the statues or if they are arranged properly—let alone the artwork's real name.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.

A 60-room castle constructed by a horse-racing heir.

The final resting place of New England's last "vampire."

A sculptor's dream castle turned fantastical ruin.

Largest site of dinosaur footprints ever found includes more than 5,000 tracks.

This former medical factory gives home to cutting edge arts in the shadow of a gas works.

Eclectic final resting place of the controversial explorer.

The remains of Crystal Palace Great Exhibition of 1851.

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

From failed port town to Civil War fort, the ruins of this former defense saw their finest day in the television age.

This airfield is home to a number of retired vintage planes in various states of disrepair.

The perfect place to take a family of giants for a beach vacation.

Mystery surrounds a famous marshal of Napoleon's army.

Jule Körner's house full of bizarre architectural details.

This bridge is haunted by the ghost of a distraught mother.

Who needs fancy modern water slides when this giant North Carolina rock works just as well?

This bright yellow relic is the final survivor of a short burst of seashell-shaped petrol pumps.

These eerie outliers of the lightning bug family glow a mysterious blue color.

A historic covered bridge, only one of two remaining in North Carolina.

Mysterious ancient boulder carved with petroglyphs in the mountains of Western North Carolina.