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

Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

A series of playful yellow penguins share a serious message about the environment.

Microscopic scenes; some call it novelty, some call it art.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

Macabre astrological automaton clock dating to the late 1400s.

A musical instrument played by the sea.

Where the lovelorn find a home for their sentimental keepsakes.

A little sculpture with a large wardrobe.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

Christ's blood preserved in a Belgian town.

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

In one of the smallest countries in the world stands an original Salvador Dalí sculpture.

On this tiny spot of land in the middle of Lake Titicaca the only ones who do the knitting are the men.

The Uros people live on floating reed islands in lake Titicaca.

If you’ve ever seen a picture of Machu Picchu, then you’ve seen a picture of Huayna Picchu—you just didn’t realize it.

Preserved Inca city and site of the last Inca stronghold against the Spanish conquistadors.

Built on the remains of one the Incas’ most important gathering spots, this square keeps the spirit of a fallen empire alive.

The stones of this Incan wall complex fit together so well you couldn't fit a piece of paper between some of them.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

Quito's historic, main square dates back to the 16th century.

The maze-like transportation hub contains abandoned areas, derelict stores, and a resident bat colony.

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

Pivotal home of Nobel Prize winner Pablo Neruda.