Ten shipwreck-shaped chalets lie along the sand dunes on Namibia’s Skeleton Coast.

Far from the shore, this sandy victim of the Skeleton Coast looks like it was plopped in the middle of the desert.

Unexplained bald patches in the landscape grow and recede over time, as though they are somehow alive.

The ruins of this mining boom town stand like skeletal reminders of the settlement's dark history.

Thought to be the only herd of feral horses in Africa and one of the most isolated populations in the world.

A seemingly desolate park that belongs to two countries actually supports all kinds of wildlife.

Someone loved this song enough to carve all of its lyrics onto a tree trunk in a Berlin park.

This watchtower once presided over the Berlin Wall.

Germany's Glienicke Bridge has a shady history of clandestine meetings, espionage, and spycraft.

This obscene artwork on the side of a newspaper office pokes fun at a rival paper's former editor-in-chief.

The most visited, and possibly most controversial, museum in Germany.

A haunting contrast of trains that both saved and took the lives of Jewish children in Nazi Germany.

A series of concentric circles represented a bold new experiment in socialist urban planning, and it notoriously difficult to get around.

An early creation by Erich Mendelsohn.

While the U.S. and Soviet Union were engaged in a space race, Poland built a UFO on the ground.

Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

A giant interactive periodic table with real samples of the elements.

This automated sculpture of two men peeing will spell out text messages with their micturition.

Street artists transformed an abandoned air vent into the beloved Star Wars robot.

This artificial cave looks like something out of a fairytale.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

The risqué mixed-media sculptures are supposedly a metaphor for Czech politics.

The history of occult science is turned into a creepshow at this lurid Prague tourist attraction.

A steampunk-styled three-floor factory churning out art, activism, and electronic beats.