A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

The fastest transatlantic ocean liner sat abandoned in a Philadelphia shipyard for decades.

There aren't too many operational funiculars around, but Pittsburgh has two!

The remains of a community that was forced to move for a dam that never materialized still rot in this Pennsylvania park.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

An abandoned stretch of highway, deteriorating next to the operational one.

A Yiddish theater turned movie house turned rock and roll landmark turned gay disco turned bank.

The former sign of this immortal music venue is just that--undying.

The famed poet was born in 1819 in a farmhouse built by his father.

A century ago, aspiring socialites climbed on this cement beast with the hopes of marrying a millionaire.

A restored Shell gas station from 1937 that includes a tow truck, the original gas pumps, and the original office.

The only subway station in the city that still makes use of gap fillers.

This poignant display is now a memorial to these regionally extinct species.

One of the most dazzling dioramas at the American Museum of Natural History is also one of the oldest.

Creating this diorama spurred naturalist Carl Akeley to begin advocating to protect the apes.

The ballpark in "Pigtown" where the Brooklyn Dodgers made their name was replaced with a huge apartment complex.

The longest continuous underwater road in North America was built at the insistence of Franklin Roosevelt.

Set sail on a small scale.

The lost town of Neversink, sunk by New York City.

This hidden oasis features a stunning view of the Hudson River and the Palisades from a castle-like museum.

This once sprawling resort now sits abandoned, filled with graffiti and vibrant colors from an era long passed.

Visit the monolithic tomb of America's most famous general.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.