Taxonomy experiment known for quirky collections.

Inside this community-run museum, visitors are treated to the history of toys and games.

This "common-as-dirt" museum celebrates the glory of normalcy.

One of the largest collections of wildlife art in the United States, built into the side of a cliff in rural Wyoming.

An architect's childhood fantasy treehouse made real.

Around half a million years ago, these magnificent columnar basalt cliffs were formed from cooling lava.

No Gordon Lightfoot song, only a barebones monument to greed.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

On a small island, a replica of a Finnish village from the Iron Age.

A subterranean house of worship carved right out of the bedrock.

The impeccably spiced roast pork buns at this bakery are worth the wait.

This narrow shop in the East Village hosts a matchmaking service for the new millennium.

This Dutch Colonial home is the oldest remaining farmhouse in Manhattan.

There must be a pun in this haystack somewhere...

Cryptic messages embedded in the New York City sidewalk.

Have a steam and some blini at this cafe in a century-old bathhouse.

From scholastic to sepulchral - now under reconstruction.

A celebration of capitalism in Midtown.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

The final resting place of a wealthy landowner who helped create the largest public park in Western Massachusetts.

A small museum packed with specimens from important fossil sites and minerals from historical pegmatite quarries.

Memorial to one of the most fatal fires in both circus and U.S. history.

This atmospheric spot in Pärnu's historic old town is located in a 17th-century almshouse.