A 1,215-foot tunnel transports pedestrians beneath the River Thames.

The curios of pharmacist and collector Henry Wellcome.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

A striking 500-year-old mansion provides an unexpectedly sublime home for live deer and a menagerie of exotic stuffed animals.

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

The oldest inn in England served brew to the crusaders.

One of the final grand railway depot hotel complexes is slowly being restored to its former glory.

Take a monster truck tour around an ostrich farm in the middle of the desert.

Opinions differ as to whether this Arizona tree was actually used as a Wild West jail, but that hasn't stopped the town from capitalizing on it.

Stairs often replace streets on the steep slopes of this old mining town.

Sleep where gangsters fell amidst smoke and flame, with nary a bullethole to show for the legendary struggle.

Every Christmas, one Arizona city makes the most of its dry climate by creating an arid desert tannenbaum.

A Wild West jailhouse that slid down the mountainside.

A living snapshot of a different time in America is preserved and maintained by a community of volunteers.

A geological mystery on Camelback Mountain.

A pair of giant roadside arrows are all that remains of a former Route 66 trading post.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

Once the product of an inexplicable gold strike, this ghost town is now home to one man and his love of classic machines.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

This collection of Wild West movie memorabilia also claims to hold some secrets of the Lost Dutchman's mine.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

Don't blink or you'll miss it.