Huge masonic hall in Philadelphia with lavishly themed rooms.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

A tiny, unmarked beer and whiskey bar above an Ethiopian restaurant in West Philly fails to conceal live bluegrass.

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.

This outpost of America's most popular fast-food restaurant is housed inside a palatial mansion.

While many places make the claim, the Library of Congress says this restaurant is the birthplace of the hamburger.

Forgotten under the construction of a new urban roadway is a small, abandoned part of town.

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

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

One of the oldest of its kind.

The oldest active church in Pennsylvania is also the second oldest Swedish Church in the United States.

The flagship building of an early national restaurant chain is a superb example of terra cotta art.

One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

New York's southernmost subway station is whimsically wavy.