One man spent 10 years building a spectacular section of road because no one else would.

Enter the world under the hill at this ancient UK burial chamber.

This historic pub has maintained much of its 1906 decor, including a small sequestered room for women, where orders were slipped through a tiny window.

A hidden tunnel leads to a medieval queen's shrine buried beneath a parking lot.

Nestled amid the peaks and lochs of the Scottish Highlands, this inn and pub has played host to outlaws and ghosts.

Scotland's only funicular railway is also the United Kingdom's highest.

This tiny island featuring 9th-century Viking ruins is only accessible at low tide.

This ethereal, rainforest-like gorge is home to waterfalls, quaint bridges, and fairy folk.

This picturesque view of the Scottish Borders was beloved by Sir Walter Scott.

A small island abbey is the final resting place of many medieval Scottish monarchs, including the real Macbeth.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

The last inhabitants of one of the U.K.'s most remote islands were evacuated in 1930.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

This castle was established by the 4th Duke of Montrose and is connected to the Buchanan Clan.

The fountain marks the area where hundreds of accused witches were burned at the stake.

One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

360° views of the city plus five floors of optical illusions and hands-on science.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

A historic, century-old house plopped along the perimeter of Houston's ballpark.

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

This historical air terminal in Houston is slowly becoming an aviation museum dedicated to the city's aeronautical history.

255 feet of suds, scrubbers, and blow dryers.

This "floating railway" is one of the world's oldest monorail systems.

This dockworkers' lunch joint has been left leaning by a century of storm floods.