The Cambridge pub where Francis Crick announced that he and James Watson had discovered the DNA double-helix.

Local legend says Isaac Newton built this footbridge without any screws, bolts, or nails.

One of the oldest bridges in Norwich was used during the English witch trials and is said to be haunted.

This medieval castle is filled with an eccentric collection that ranges from ancient Egyptian artifacts to taxidermy to a mummified hand that was cut off during a duel.

This tidal island, a sacred site in early English Christianity, was the target of a notable Viking invasion.

Twice a day this ancient path disappears with the tides, leaving the Holy Island of Lindisfarne out to sea.

A stone copper was sculpted on the wall of the Carlisle Cathedral to honor a local hero.

A rather grand, but tiny, folly on the banks of the River Wear associated with a Polish count.

Though this bridge was originally built in the 12th century, only one of its 10 arches dates back that far.

The former "holiday home" for monks at the Durham Cathedral.

An unusual stone chair can be found on the banks of the River Wear, not far from Durham Cathedral.

This library dates back to the late 17th century and was one of the first public lending libraries in England.

This century-old grotesque has a mysterious history and may not actually be a rabbit.

The National Railway Museum in York is the largest railway museum in the world, attracting almost 1 million visitors per year.

An incredibly well-preserved piece of ninth-century Viking poop.

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

Makers and sellers of the original and finest York Ghosts.

This network of narrow, medieval passages has the most delightful name.

Follow the original medieval paths that wind through this intriguing section of the city.

A century-old tradition has culminated in a small but singular collection of feline effigies.

Historic Hull Street was actually the first street with a proper name in the Boston area.

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

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

The most impressive of Basel's three remaining city gates.