Daily lunch spot for many of Washington, D.C.'s cab drivers.

This restaurant has been a haven for D.C.'s LGBTQ community since the 1950s.

This restored 18th-century house was once the home of Lititz's first tobacconist.

This former train station was once an important shipping depot for the regions farmers.

This small hilltop church weaves the urban history of Washington, D.C. with the national history of the United States.

In 1889, a small group of women began meeting to discuss literature, art, and other topics. Their every-other-week salon grew into a lending library that still exists today.

Dedicated to a veritable Houdini among P.O.W.s who escaped imprisonment on five separate occasions.

A brass and marble scale model of the solar system embedded in the concrete.

This school was designed to support the rebuilding of African American schools around Delaware.

Huge masonic hall in Philadelphia with lavishly themed rooms.

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

The oldest surviving presidential residence in the United States.

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

Frank Lloyd Wright built this suburban synagogue late in life, but it stands among his most iconic masterpieces.

The residents of this ominous-sounding street in Pennsylvania liked its name so much they fought to keep it.

A glittering Thai Buddhist temple in suburban Pennsylvania.

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

This colonial mansion has been home to a staggering number of American historic figures.

This tiny structure was built by the creator of the Brooklyn Bridge.

One of New Jersey's oldest surviving buildings still bears the mark of our former British overlords.

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.

These 20-foot sculptures will help guide you from the local train station to the local sculpture garden.

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