Fantastic collection celebrating the final send-off.

Collection dedicated to funeral rites, equipment, and mourning rituals of the Viennese.

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

An Austrian house of bones filled with hundreds of intricately painted skulls.

A Texas cave network is home to some of the world's most spectacular-looking and bizarrely named mineral formations.

A startling, centuries-old subterranean marvel hides in plain sight.

The ruins of an Estonian prison are drowning in the quarry lake where the convicts were once forced to work.

A fifth-century temple improbably built into the side of a cliff.

The oldest housing complex in Riga is a mini timeline of architectural trends.

This stately council chamber hasn't changed since 1545.

Frida Kahlo's childhood home, now a museum of her life and works.

The famous artist couple lived and worked here, in two different houses separated by a bridge.

America's original house of worship for Spiritualism, the religious movement based on communing with the dead.

This North Carolina store preserves a historic moment in America's movement for racial equality.

Greenery cloaks this serene sculpture inspired by the famous Lost Gardens of Heligan.

Gruesome statues of people reborn in Buddhist hell stand among the ruins of an 11th-century sanctuary.

This 5,300-year-old tomb with mysterious carvings crowns an Irish mountain.

A beautiful waterway tucked in the corner of a power plant.

Located on Guam's south shore, this small cave is named for an ancient and powerful Chamorro Chief.

The former private quarters and office of Dr. Sigmund Freud now hosts a museum housing the works of the founding father of psychoanalysis.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

Towering basalt columns, a creation of fire and ice.

Splashes of blue in an otherwise monotonous lunar landscape.

An offbeat angle on the ocean viewed through an antiquated lens.