The largest oak in England is said to have been the hideout of Robin Hood and his Merry Men.

A headstone notes where the most famous of Robin Hood's legendary Merry Men is reportedly buried.

The great American road trip, but smaller.

One of the shortest streets in York has an especially odd name.

A 6th-century stone lies at the site of the mythical battle waged between King Arthur and his nemesis Mordred.

A celebrity from the late Cretaceous period.

An easily overlooked stretch of ornate window fronts and gaslight lamps that could be right from the pages of Dickens.

Local legends say that fairies used to dance in the moonlight here and invite handsome young men into their grottoes.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

The tomb of Increase Mather and his son Cotton, influential colonial ministers obsessed with the occult.

One of the now-less-hidden floral gems of the "Emerald Necklace."

This landmark cemetery in Boston was created more than 300 years ago.

An enormous, inside-out glass globe built in 1935.

Ralph Waldo Emerson spent two years living here decades before it became a Frederick Law Olmsted-designed park.

This professional clown's home is an outsider art wonderland.

An 1870s ranch for pioneers, rodeo stars, and divorcees was abandoned and left for dead, until the city reopened it for exploration.

James Turrell's total color immersion art installation, hidden on the top floor of a luxury handbag shop.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

An exotic wildlife habitat right off The Strip.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

The first American home of the isolated, egalitarian religion has a trove of Shaker architecture and artifacts.

America's original house of worship for Spiritualism, the religious movement based on communing with the dead.

No one messes with the Massachusetts sacred cod, not this time...