Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

A layered tribute to the work of mosaicist Isaiah Zagar.

This beloved marketplace mascot poops money and grants good luck.

The first American department store, and home to the largest operating musical instrument in the world.

Huge masonic hall in Philadelphia with lavishly themed rooms.

This elaborate towering structure was once famed for its revolutionary height.

South Philadelphia is home to Keith Haring's only surviving in situ collaborative public mural.

These lush botanical gardens employ the most purrfect pest control force.

Narrow gorges and deep pools created by long-ago glaciers.

Las Vegas's very own 40-foot-tall fire-spewing praying mantis.

These banned cigarette vending machines now sell little pieces of pocket-sized art.

Sandstone rock formations that look like they belong on the cover of a progressive rock album.

Inside this striking glass building, visitors can see thousands of dinosaur fossils in the positions that nature deposited them more than 150 million years ago.

A hidden garden of stones engraved with scriptures, a Joseph Smith Sphinx, all carved by one man.

One woman's Viking Castle on Lake Tahoe.

Eastern zen meets Western grit in these four little trees growing out of a rock on Lake Tahoe’s Nevada shore.

A breathtaking 19th-century trail overlooks Lake Tahoe.

This former New Jersey bus now exists as a public art exhibit.

Bill Murray bowled three straight strikes here at Reno's "Taj Mahal of Tenpins."

This beloved roadside attraction welcomes visitors with his signature neon smile.

This fairytale medieval church in Poland originally spent centuries in Norway.