This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

The enormous earthwork sculpture honors the ponies that lived and worked in the old colliery.

This Welsh village gave itself a ridiculous name in a publicity stunt a century ahead of its time.

This Roman amphitheater is said to be King Arthur's legendary Round Table.

A castle in the Scottish Highlands has been continuously inhabited since the 1300s.

Thanks to both terrific preservation and historic vandalism this ancient site is known as the "Heart of Neolithic Orkney."

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

A six-ton wedding present for the King of the Scots.

This otherwise ordinary close on the Royal Mile constituted the end of the world for Edinburgh’s poorest residents.

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

Brass bricks outline the locations of Edinburgh's lost, lively market stalls.

A fine, large-aperture telescope available for public use.

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

A delightfully quirky blend of oddities spread throughout an old 1920s bank.

Home to a protest movement, a bombing, and a dramatic change in labor history.

Site of the greatest known waterfall that ever existed.

Experience a charming 1930's version of "infotainment."

The highest peak in Wales is said to be the final resting place of a giant killed by King Arthur.

Hidden behind Lincoln's head is a 70-foot-long chamber containing enamel plates documenting American history, sealed in a teakwood box in a titanium vault.

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

Where Nor'easters go to die.

Two massive rock outcroppings on the Oregon coastline.

A vertically floating hemlock controls the waves and weather at Crater Lake.

This perfectly preserved Chinese medicine shop was untouched for decades before being reopened as a museum.