An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

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

Thousands of well-dressed mummies below a monastery.

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

This Great Depression-era creation was once known as the strangest house in the world.

A small peaceful park and waterfall tucked amid the urban grind of Midtown Manhattan.

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

A steampunk wonderland that preserves America's history of industrial innovation.

Trash escaped from a landfill to fill beaches with all kinds of treasure.

Hill-like structures formed by glaciers and sandy spits of land.

Solar powered Spectacle Island features all-green facilities.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

This parking garage was the site of what was - at the time - the largest cash robbery in history.

Ice cream stand, snack bar, and time capsule of milk conveyance.

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

Three prestigious academic collections come together to create a world-class natural history museum.

Bouncing, delightful, mechanical art at the MIT Museum.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

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

One of the indelible moments of the American Revolution took place at this location.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

The tallest The Church of Jesus Christ of Latter-day Saints temple in the world soars above the Beltway.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.