This small museum in a former church crypt contains artifacts of the Elephant Man, Jack the Ripper and Florence Nightingale.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

Heron, whitewater rapids, and urban industrialism all add to the beauty of this concrete nature walk.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

This elegant arc of a waterfall marks a religious turning point.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

A sulfuric martian landscape that looks far better than it smells.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Macabre astrological automaton clock dating to the late 1400s.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

San Francisco's newly reopened hands-on science museum.

An essential stop before plundering, BYO Cutlass.

World's first "penitentiary," meant to be humane, drove men insane.

The anatomical-pathological collection of a man who changed surgery.

In this cobwebbed old operating theater, you can practically hear the screams of the unanesthetized patients.

Museum dedicated to the UK's first charity for abandoned children, with keepsakes of the mothers who left them behind.

The fairy tale castle of the "fairy-tale king."

Come stay at a live-in art installation.

Cold war icon and onetime "hole" in the iron curtain.

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

A giant Troll lurks under one of Seattle's oldest bridges.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

Portlandia is the second-largest copper repoussé statue in the United States.

World's only nuclear reactor operated by liberal arts undergraduates.