The last bastion of Roman presence north of the Alps looms over a German town.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

A roadside shrine to a late rock god only remains thanks to the unyielding efforts of his fans.

Paths are maintained, but trees have taken over plots.

Thirteen pastel palaces in downtown Charleston add a gorgeous splash of color to the city.

This former Nazi labor camp is now a poignant memorial, complete with giant Soviet-style monuments.

A stone marker and sculpture in the city of Riga stake a claim for the very first community Christmas tree.

A preserved oak tree about 3,500 years old found in Riga, Latvia.

This tunnel entrance is built to resemble a grand castle but no one is quite sure why.

This memorial to the thousands of Indian dead during WWI was callously used for target practice during WWII.

This monumental gateway marks the northern edge of Brighton and is a welcome sign to all visitors to the seaside city.

At the height of alum production at this factory, human urine was a valued commodity.

This coin collecting cod is over 130 years old, and the United Kingdom's smallest listed structure.

This plaque commemorates an amazing 19th-century sea rescue.

These planks were originally installed to hold the dead.

The recreated ruins of a house designed to memorialize a World War I shelling on the town.

The view that inspired the scenes of Dracula's first landing in England.

This tiny traditional smokehouse is the only one left in this historic fishing port.

A monument to the real explorer and bear who inspired characters in Philip Pullman's 'His Dark Materials.'

A tribute to the women who quietly kept the local steelworks alive during both world wars.

The once-a-day siren is a reminder of the days before time was standardized.

This police call box harkens back to an era of pre-radio communications, and has a rather unique feature.

This magnificent mural was created with over 30,000 colored bricks.

The bizarre headgear looks like it was made for a fool, not a king.