Egyptian Revival obelisks still rise over the old mine shafts.

Almost half-way between the Equator and North Pole.

This national park on the shore of Lake Michigan features remarkable dunes that lie at the heart of a Chippewa legend.

An unlikely beach paradise of giant sand dunes lies between two lakes just a few minutes from Michigan's cherry country.

The park is home to the United States's only still-operating Dutch windmill.

The site of William McKinley's tragic assassination is only marked by an underwhelming boulder.

With 3,000 bikes on display, the world's largest bicycle museum includes some famous rarities.

When oil was discovered just outside of Pittsburgh, the city became home to this regional stock market.

The last remnants of Fort Pitt also hold the distinction of being the oldest structure west of the Allegheny Mountains.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

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

The oldest farmer's market in America is so ancient it was approved by the King of England.

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

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

The taxidermied remains of Charles Dickens' pet raven, which helped inspire one of Edgar Allan Poe's most famous poems.

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

The final resting place of the hero of Air Florida Flight 90 known as "the man in the water."

First planned industrial community in the United States.

One of the most acclaimed eateries in Arkansas is a two-table diner on the ground floor of a family home.

Meet some of the most prominent figures in Black history through life-sized wax models.

A castle built by an eccentric medieval enthusiast in rural Ohio.

The U.S. government built the million-pound stack of steel during the Space Race.

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