Topped by a distinctive beehive dome, it’s been called by architectural historians and locals, “Brooklyn's Sacré-Cœur.”

How a century-old glass factory in Queens became a concert venue and arts center.

The oldest Dutch colonial stone house in New York City is a hidden gem on the border of Brooklyn and Queens.

Richly symbolic public artworks that have been reconfigured for the 21st century.

One of the largest aviation events in the world brings half a million aircraft enthusiasts to Wisconsin each year.

A giant, Gilded Age mansion that once belonged to the beer baron of Milwaukee.

Largest man-made excavation on earth!

The fifth-longest natural arch in the world, and the longest outside China.

A house carved into a rock in the 1940s.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

A tribute to a great Texas blues musician.

This Austin music venue is an homage to a legendary figure in the local blues scene.

This simple frog painting created by musician Daniel Johnston embodies the spirit of Austin.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

Rhode Island's tallest building bears a resemblance to the "Daily Planet" building and has been empty for more than five years.

Rumors of the occult haunt this upscale 1920s hotel.

You can spend the night as an honorary lighthouse keeper in this quaint, historic beacon.

Last residence of H.P. Lovecraft featured in his story "The Haunter of the Dark."

A 19th century library favored by Edgar Allan Poe and H.P. Lovecraft, known by locals as "the Ath."

A serene plaza that commemorates one of the Granite State's most iconic figures.

Known as one of the most climbed mountains in the world, this barren peak is permanently bald thanks to an anti-wolf fire.

The highest point in the state of New Hampshire, and while unlikely "the worst weather in the world," it sure seems that way to hikers.

The 72-foot giant escaped confinement in a large patch of mulch only to be reburied in the sandy shores of the Potomac River.

The tallest The Church of Jesus Christ of Latter-day Saints temple in the world soars above the Beltway.