Its exhibits are dedicated to educating the public about state terrorism in Mexico.

A small pack of an ancient, hairless breed of dog once believed to guide souls through the underworld lives on its grounds.

This ancient jade mask depicting the Zapotec bat god was found in the ruins of the pyramids of Monte Alban.

The ruins of the bathhouse used by the ill-fated last Aztec emperor still lie in Chapultepec Park.

Mexico City's largest market contains a Willy Wonka-esque wonderland.

A tiny graveyard with a mysterious past.

Free public park and gardens filled with peacocks and peahens.

Continuing the tradition of the dime museum in style.

Located in a veterinary school, this macabre exhibit displays the effects of animal diseases.

The real place where the One Ring to rule them all was forged.

This abandoned gun tower was built to defend the River Thames from a French naval attack.

From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

Climb inside an iron crystal magnified 165 billion times its normal size.

Climb around the high waterfalls on series of iron ladders and bridges within the wildest gorge in the Slovak Paradise.

Throughout this shopping mall are medieval ruins that were discovered during the mall's construction.

Underneath the city that invented pilsners are a series of historic tunnels that have been storing beer for centuries.

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

Underneath this small church are 15,000 bones, arranged by an obsessive academic.

The tunnel's elegant proportions keep you snug with no claustrophobia freak-out.

The risqué mixed-media sculptures are supposedly a metaphor for Czech politics.

The first museum in the world devoted to sexual gadgetry.

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

This little museum is making sure that the art and history of the graffiti sticker is not scraped from history.

A unique Holocaust memorial tells the personal stories of the Jewish residents exiled from greater Berlin.