Even Henry David Thoreau found this glacial pothole irresistible.

An easy to overlook storefront hides some of the most authentic and regionally diverse Chinese food in New York.

A curious friendship between two inanimate ladies.

Step inside Lucy, the world's largest "elephant."

Dim sum, served in a grand old theater.

America's oldest archaeological site or a muddled case of wishful thinking.

Former abode of notable poet, complete with literary references and stories of ghosts.

This historic cemetery is filled with markers that look more like candy than was likely intended.

Civil War Fort on an island in the Boston Harbor.

Abandoned 19th century homes once occupied by naval officers, soon to be demolished.

A sleepy little town that had the greatest landslide in North American history fall on it.

The second oldest continuously operating bar in Louisiana.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

The only arched bridge made of stone on the entire Mississippi River.

Pre-Nazi swastikas adorn the sculpted pachyderms flanking this brewhouse portal.

Honoring the famed folktale author, this California museum looks like it belongs in the Black Forest.

Copenhagen's celebrated theme park and gardens.

Built to bless whalers before their voyages, this Massachusetts church now features a ship-shaped pulpit.

For 20 years, this whale skeleton has been slowly dripping oil on the floor of the museum where it hangs.

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

Largest Roman Catholic church in North America.

A 60-room castle constructed by a horse-racing heir.

Statue commemorating the use of ether in anesthesia.