For decades, Hungary's Communist Party insisted this gulag had never existed.

This magnificent, quirky home sits atop a literal gold mine in the middle of the Nevada desert.

Deceased nuns were placed on stone chairs to decompose, while the surviving nuns prayed near the lifeless bodies.

Fourteen curious and controversial white bunnies sit in a circle near Newport Beach City Hall.

The last of Philadelphia's wood-paved streets is now a landmark of terrible engineering.

Part modern art project, part traditional chapel, this see-through church is only substantial from the right angle.

An eerie reminder to the horrors of World War II.

A gorgeous gilded tower houses what may be the world's largest collection of gin.

A living descendant of the famous tree that helped Isaac Newton develop the theory of gravity.

The entire length of the border is marked by a 20-foot-wide slash through the trees.

An exquisite tunnel of cascading flowers.

When a medieval fire claimed the original St. Stephen’s Cathedral, it sparked a pattern of unquenchable organ building.

Shimmering sea-colored mosaics and Jesus statues cover this opulent building.

The world's first and only museum dedicated to dachshunds.

The longest continuously operating Elk's Lodge in the country.

The original "capsule building" is a masterpiece of Metabolist architecture.

A cavernous three-story, 43,800-square-foot basement that was forgotten about for 60 years.

A floating cat sanctuary on an Amsterdam canal.

An open-air museum dedicated to tombstones and roadside stone monuments.

This nearly 200-year-old restaurant's history includes an exiled French prince, JFK, and a very hungry Daniel Webster.

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

A painfully obvious spy house sits right across the street from the Russian Embassy.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

A venerated grave atop an ancient royal hill, often attributed to the last king of Singapura.