This memorial was raised in honor of a group of workers heavily impacted by the 1985 Mexico City earthquake.

Gilded heaven for philatelists and architecture freaks, still in full working order despite sitting atop tremulous ground.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

Hungarian mummies in beautiful painted coffins.

A fake Transylvanian castle houses a cathedral of antlers.

If there's another drive-through golf-cart bar in a bat-filled cave on top of a mountain, we don't know about it.

This impressively large collection includes crackers shaped like Jimmy Carter, Mickey Mouse, and more.

One philanthropist's extensive collection of knick-knacks and curiosities is now a public museum of oddity.

This cupola was once seen as an architectural disaster.

This shining multicolored metro station deep under Naples is said to be the most beautiful in Europe.

An abandoned vacation home spent a decade taking on legends. It's now taking on water.

What was once a vast naval cemetery is now home to nesting birds and pollinating bees.

Have a soak at this retro bathhouse, where you will find Japan's first electric bath, tiling from Spain, and wood carvings representing the Japanese invasion of Manchuria.

A train ride to the middle of nowhere gives its passengers some of the most iconic views of Japan's seasons.

Home to more than 13,000 pieces of war memorabilia and military equipment.

A delightful but little-known public observatory and planetarium in Munich.

A subterranean display of public art and architecture.

Known as the "Dodo Manège," this carousel features a herd of animals that have disappeared—or may be gone soon.

This unusual apartment building may be Brooklyn's own version of the Leaning Tower of Pisa.

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

An enormous, inside-out glass globe built in 1935.

The Hungarian linguistics expert who wrote the first Tibetan–English dictionary was laid to rest in a remote Indian cemetery.

Nestled among the artifacts of the National Crafts Museum, this hidden gem offers hard-to-find regional foods from all over India.

This beautiful 16th-century necropolis marks an astonishing feat in heritage conservation.