The world's third-largest crystal sphere has sat in the Penn Museum since 1927 with the exception of one outlandish theft.

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.

A curious building honoring past and current members of a historic musical comedy troupe.

The first handmade canoe built by members of the Passamaquoddy in over a century.

One of the country's best automotive museums and home to one of the first motor vehicles.

One of the few institutions in the United States devoted to the art of decorative bird carving.

East meets West in this Japanese-style garden featuring plants native to Maine’s Mount Desert Island.

This Philly cemetery is the eternal home of many famous area residents, including Rocky Balboa's wife.

This meticulously extracted nervous system allegedly came from a 19th-century custodian who donated her body to science.

Designed by Horace Trumbauer in 1893, this Gothic-style castle is now a home for academics.

A glittering Thai Buddhist temple in suburban Pennsylvania.

This giant disembodied horse head seems to balance impossibly on its nose.

A bronze monument to the infamous radio broadcast in the real New Jersey town where the fictional Martians crash-landed.

The mysterious canine hides atop a drain pipe on the back of the building, some say as a sneaky shoutout to Yale.

Step into Monet's world at this fine-dining restaurant in the middle of a New Jersey sculpture park.

A unique sculpture park that specializes in the huge and bizarre.

The way these carnivorous dinosaurs are posed is an homage to a classic work of paleoart.

This hidden gem of a garden has one of the only surviving Victorian ferneries in America.

A beloved horticultural oasis on the grounds of a wealthy family's former estate.

This splendid Versailles-inspired mansion has the largest French-style formal gardens in North America.

Enchanting gardens surround a derelict mansion, all hidden in plain sight behind a stone wall.

This collection of odd proofs of concept is like taking a walk through the imagination of a Victorian engineer.

A blend of art, antiquities, and Americana fill this museum, surrounded by whimsical, enchanting gardens.

This might just be the TARDIS of bookstores.