The site of America's first commercial oil well essentially disappeared after the town went bust.

A pyramid commemorates the birthplace of James Buchanan, the 15th president of the United States

A museum and research center dedicated to preserving the history of Rolls-Royce and Bentley motorcars.

Originally a cemetery, this city park remains speckled with a handful of scattered gravestones.

Francis Julius LeMoyne built this crematory in 1876; he was the third person to be cremated here.

This historic furnace was once used to produce cannonballs during the Civil War.

North America's oldest quarantine facility was built in response to Philadelphia's 1793 yellow fever outbreak.

Arlington Cemetery exhibit dedicated to death and grieving.

The oldest continually operating golf course in the United States.

An unusual and eclectic collection of local historical memorabilia.

Featuring the largest CinemaScope screen in Pennsylvania, this drive-in has entertained moviegoers for more than half a century.

The slate extracted from these Pennsylvania quarries was once hailed as the finest in the world.

Nothing says indulgence like a 1,500-pound chocolate castle.

Built in the 1970s, this curious modular home found new life as a sundae-shaped ice cream stand.

This 19th century machine put animals (including humans) in boxes to study how they metabolized calories.

A small granite block at this monument's base is the only part of Lincoln's Tomb outside of Illinois.

This extraordinary Depression-era expenditure was modeled after a postcard of a Mediterranean hotel.

True to his word, George Swanson is buried in his white 1984 Corvette.

An occult-y, historic hotel with the World's Largest Ouija board on the roof.

This recreation of a 19th-century dime museum is full of oddities.

The last of Philadelphia's wood-paved streets is now a landmark of terrible engineering.

Century-old shop, specializing in Occult products.

The Pennsylvania shopping center was once the setting for the 1978 film, "Dawn of the Dead."

This plaque marks a place where one of Hollywood’s most famous dancers got his start.