A taste of Middle Earth, in the middle of the Bayou City.

At the "Garage Mahal" in Houston, car culture is about more than just driving.

Fantastic collection celebrating the final send-off.

Once seen as a bit of an eyesore, this sculpture has become a staple of downtown Houston.

A 90-year-old underground water reservoir offers a more industrial kind of tranquility.

There is an unmarked red button hidden over Houston's Buffalo Bayou that is just begging to pushed...

The largest underground pedestrian tunnel system in the U.S. mostly caters to the people working in the offices above, but provides a great, air-conditioned way to traverse the city.

The signs of a long buried road can still be found hidden beneath a London sewer grate.

The curios of pharmacist and collector Henry Wellcome.

A little slice of Japan and its aesthetics in London's Holland Park.

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

A subterranean ice warehouse that has lain hidden beneath central London for over a century is now open to the public.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

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

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

The oldest church building in the state.

Visit the secret grave of a legendary privateer who faked his own death.

Formerly the most gerrymandered district in the U.S., it twisted and turned along racial borders.

This historic church houses the grave of a Scottish soldier who fought in the Battle of Waterloo.

The lesser-known lost colony of Roanoke was a safe haven for formerly enslaved people during the Civil War.

Don't be surprised if you see a long-necked dinosaur peeking out from among the trees in Northgate Park.

A 315-foot spire jutting out from the Blue Ridge Mountains makes for breathtaking views.

This too-low North Carolina railroad trestle is still a notorious big rig executioner.

This North Carolina grave is the final resting place of the world's most famous conjoined twins.