A uniquely robust and historic look at Mexico's omnipresent dance with Death.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

This stunning mass of ice spans 121 square miles and is still growing.

One man's quest to collect artifacts from every aspect of human life has resulted in this eclectic Argentinian museum.

This enchanting rainforest hotel looks as though it grew from the forest itself.

A toxic lake near a volcanic caldera that is home to flamingos and other life.

105-foot wide giant metallic flower blooms anew every day in the heart of Buenos Aires.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

This historic, palatial theater is now one of the world’s most beautiful bookstores.

A tower devoted to — and modeled after — the Divine Comedy.

This giant power line tower is a robot that can express its moods in neon.

An Argentinian businessman facing terminal cancer built this whimsical medieval village using salvaged materials.

A retiree's challenge to build an outdoor wonderland out of trash.

The clients of these mysterious hand-crafted funeral cars took their last ride in style.

An encyclopedic collection of mammal penises.

Learn about Iceland's hidden folk at this school dedicated to the study of elves.

A modern Nordic Pompeii on the Icelandic island of Heimaey.

A winding, blood-red tunnel of hardened lava navigable by foot.

A 70-foot-deep ice cave formed by lava from Mt. Fuji on the edge of Japan's "Suicide Forest." 

These ominous lava formations were said to be an entrance to the netherworld so of course they inspired a famous metal band.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

19th-century operating theatre in which the use of ether was first demonstrated - plus, a skeleton and a mummy!

A former plague hospital turned medical museum.