An atomic bomb-proof strongbox protects the U.S. Constitution from terrorists and thieves.

Lima’s Museum of Anthropology is lined with thousands of elongated human craniums.

This small chapel is built of human bones and decorated with a golden skeleton.

An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

Skeletons dressed in extravagant 18th century royal costumes cavort in the aisles of this German basilica.

Charnel house at the foot of Mount Sinai.

In a small churchyard in Dingolfing, Germany the quaint Schusterkapelle is there to remind you of your imminent mortality.

The mystery of the Putim Ossuary involves a tricorn hat.

A church of bones, decorated with 40,000 human skeletons.

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

This ancient village and its adjoining cemetery have a beautiful history of death and remembrance.

Pagan monument converted to Christianity with the population.

This crumbling Portuguese ruin overlooks the populace it once ruled.

"Portugal's Stonehenge" is made up of nut-like stones aligned with the heavens.

A neolithic tomb converted into a tiny chapel.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

More than half of this Indian palace is drowned but it looks all the more spectacular for it.

Sacred Indian temple that’s all monkey business.

Ornate, dome-topped cenotaphs fill this royal crematorium.

The 953 windows undoubtedly make this the world's most beautiful screened porch.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

St Bernard de Clairvaux Episcopal Church, better known as one of the oldest European buildings in the Western Hemisphere.

Portugal's National Pantheon has a history of curses, collapses and financial problems.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.