Macabre museum devoted to historical Viennese murders.

The final resting place for the remains of 143 Habsburg royalty.

One of the best collections of wax anatomical models in the world.

This former insane asylum now holds a pathological anatomy museum.

Time stands still at this serene burial ground in the center of Budapest.

The mummified right fist of a 1,000-year-old saint-king sits inside an ornate golden reliquary.

A museum in the childhood house of a medical pioneer.

Gnarled canopies of pink and purple wildflowers arch over the trail to the summit.

North Carolina's finest examples of Native American pictographs have survived for 5,000 years.

Ancestral Puebloan ruins, natural arches, and box canyons abound in this seldom-visited corner of Monument Valley Navajo Tribal Park.

An off-the-beaten path cave with an underground lake.

The graffiti-covered ruins of an abandoned trading post in the middle of Navajo Nation.

The lost ruins of the forgotten ferry lie hidden beneath the silt.

The remains of this rugged homestead ranch offer a brief glimpse into a bygone era.

Hike the unusual hoodoos and rock formations that form this little-known natural wonder.

Come for the pizza, stay for a performance on the world's largest theater pipe organ.

Take a monster truck tour around an ostrich farm in the middle of the desert.

Along the old Route 66 is an abandoned trading post made from old telephone poles, built by a former circus clown.

This giant steer-skull edifice refuses to die.

This collection of Wild West movie memorabilia also claims to hold some secrets of the Lost Dutchman's mine.

In a 345-million-year-old cave that's 200 feet underground, dinner awaits.

An Arizona museum with a collection of pharmaceutical oddities, including a jar of a gangster's chewed gum.

A working cattle ranch with remarkably well-preserved prehistoric petroglyphs and ancient ruins.

Witnessing the might of this dessert-colored desert waterfall is a rare, powerful treat.