A forest of immensely tall and unusually straight oak trees planted nearly 200 years ago to build naval ships that never came to be.

It appears as if a man is standing behind this giant airport clock, painting the hands in real time.

Built by the patron saint of illusionists this Elizabethan manor house is riddled with secret cubbies for hiding priests.

A slightly surreal menagerie of structures that were lovingly spared from demolition and reconstructed in a field.

The Virginia home of one of the signers of the Declaration of Independence is being preserved with a unique glass facade.

The world's largest collection of garden gnomes lives among the trees and wildflowers on this woodland reserve.

A single light illuminates one man's overshadowed contributions to street lamp history.

The final resting place of the famous Rhode Island lighthouse keeper who heroically saved dozens of people from drowning.

This ruin in a suburban park may be the place where Shakespeare's "A Midsummer Night's Dream" was first performed.

A bizarre house filled with an astounding array of collections.

Colin Stokes "got a bit carried away" and built a castle that looks like something out of Tolkien.

A hermit's tiny cell built into the cliffside that saved him in South Pembrokeshire.

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

Western Europe's only representation of a Roman goddess still in its original location sits in an unassuming park.

A 2,000-year-old computer demonstrates remarkable engineering and astronomical precision.

The hallucinogenic center of the ancient world.

Hidden in a secluded Greek cove is a pristine beach marred only by the rusting smuggler's hulk stranded on its shores.

This ominous Albanian fortress houses tanks and downed planes as a reminder of their victories over Western imperialism.

A naturally beautiful, seemingly bottomless deep blue spring.

The enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.

England’s ancient oak tree has such an impressive girth, people have been hosting parties within the hollow trunk for centuries.

This Dutch Colonial home is the oldest remaining farmhouse in Manhattan.

The last manually operated turntable ferry in the world.

The sinister ruins of one of the worst dam failures of the 20th century lie in this astonishing alpine setting.