A curious friendship between two inanimate ladies.

A vertically floating hemlock controls the waves and weather at Crater Lake.

A tourist attraction founded around a slumping cabin.

In which a local geological marvel becomes a quaint roadside attraction.

Infamous marsh filled with toxic waste, World War II-era London rubble, and dead mobsters galore.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

Paths are maintained, but trees have taken over plots.

Recently restored menagerie of Victorian-era beasts.

The oldest working mechanical clock in the world.

"World's largest scrap metal sculpture" stands in an outdoor sculpture garden in the middle of Wisconsin.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

Red frames showcase remnants of one of New York's original subway stations.

100 massive sculptures in the Hudson River Valley.

Order scoops of pandan, lychee, and black sesame at this family-run institution.

The longest continuous underwater road in North America was built at the insistence of Franklin Roosevelt.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

The mortal remains of an estimated 70,000 people lie in the basement of a monastery in Lima, Peru.

Oldest existing church in New York and the inspiration for Washington Irving's "The Legend of Sleepy Hollow."

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

One of the longest water bridges in the world was built over a supposedly haunted swamp in Louisiana.

The highest point in Washington state is a volcano covered in glaciers.

The curiosities and wonders of pharmacy in a delightful historic building.

There aren't too many operational funiculars around, but Pittsburgh has two!

A modern zoetrope on the New York City subway.