This settlement on the original Transcontinental Railroad began by harvesting timber, but transitioned to a forgotten 19th-century industry: harvesting ice.

One woman's Viking Castle on Lake Tahoe.

Eastern zen meets Western grit in these four little trees growing out of a rock on Lake Tahoe’s Nevada shore.

A breathtaking 19th-century trail overlooks Lake Tahoe.

This historic estate on the east shore of Lake Tahoe was home to an eccentric millionaire (and his pet elephant, Mingo).

This striking royal residence is the largest Renaissance-style castle in Scandinavia.

This colorful artistic feature atop a Danish art gallery allows visitors to stroll through a rainbow.

This sublime architectural marvel is a rare example of an expressionist church.

Fall down the rabbit hole into a surreal journey of human consciousness "from ass to soul."

This classic restaurant features a gorgeous mirror-clad room.

A state-of-the-art medical facility from the Imperial era is now a derelict ruin.

Inside this Jewish cemetery is a memorial to soldiers who deserted the German army and were executed.

This curious sculpture represents the perseverance needed to take to the skies.

Executed in 1401, Exhumed in 1878, Stolen in 2010.

Ample proof that watery ends make for well-preserved, millenia-old mummies.

Wax models of disease and deformity are on display at this German medical museum.

One man's personal kunstkammer, museum and shop.

Horrifically creative torture devices and shame punishments line the walls of this chilling museum.

The site of a concentration camp where inmates were made to take part in one of the largest counterfeiting operations in history is now hauntingly empty.

This abandoned coliseum was intended to be a grand Nazi rallying ground before it was halted at the end of the war.

In 1830, cemetery workers in Cham unearthed a chamber housing thousands of skeletal remains from the 13th century, which can still be viewed today.

This 8th-century Bavarian monastery is home to an exquisite Baroque-era library.

The largest treasure hoard in Europe is contained in a castle that was bombed out during World War II.

Puppet theater and museum holding a collection of more than 300.