An increasingly eccentric apartment building, topped with winged beasties.

A miscalculation turns a very shallow freshwater lake into a very deep saltwater lake.

A Bhutanese temple gifted from the isolated Himalayan kingdom is now a surprising cultural gem located at the University of Texas at El Paso.

This colorful New Orleans bookstore features rare and used titles, with a specialty in Cajun fare.

San Francisco's newly reopened hands-on science museum.

Funhouse of found art and participatory sculpture.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

This secluded walking trail is a hidden gem of a Pittsburgh park.

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

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

The Boston square dedicated to the dark poet who was born nearby.

One of the now-less-hidden floral gems of the "Emerald Necklace."

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

An enormous, inside-out glass globe built in 1935.

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

Two thousand artifacts from around the world collected by one woman who loved to travel.