Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

It's not hard to see why the historic Peabody Conservatory of Music's library has been described as a "cathedral of books."

A Civil War Museum with some notable medical antiques.

This abandoned asylum was once a state of the art facility before devolving into one of the most deadly mental institutions in American history.

The longest escalator in the Western Hemisphere takes over three minutes to ride down.

An original apothecary from 1792.

This grand gothic brewery has been pumping out suds for over a hundred years.

The trials and tribulations of marking Poe's grave.

A swing to dangle you off the very edge.

Popular tourist destination where witches in dark hats sell dried llama fetuses for good luck.

A remote candy-striped mountain in the Peruvian Andes straight out of the pages of Dr. Seuss.

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.

Plundered and left asunder by grave robbers, this ancient necropolis has been painstakingly pieced back together.

The shockingly unspoiled Peruvian tomb of the Lord of Sipan was once guarded by a footless warrior.

These giant mummies are set ominously into a Peruvian cliffside and topped with real human skulls.

Tucked behind the Institute of Neurological Science down a decrepit street resides the largest display of human brains in Latin America.

A remarkable geological formation resembling a forest made of stone.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

A beautifully well-preserved ancient Roman villa.

Beautiful views and Roman-style statues on the Italian coast.

A gorgeous medieval library where the books are kept in chains.

David Sedaris called it "The greatest shop in the world."

This zoological museum began as the first great curiosity cabinet.

An extraordinary collection of 18th century anatomical waxworks.