Parks

A 90-year-old underground water reservoir offers a more industrial kind of tranquility.

The only diamond mine in the world where you can keep what you find.

A tiny park off the beaten path covered in ingenious scrap metal sculptures.

The man who wasn't there.

This botanical garden outside Chicago boasts an array of more than 300 varieties of lilacs.

A geological oddity formed by two rivers carving out a mass of limestone on both sides.

Chicago's North Park Village was once the largest municipal sanatorium in the country.

Panoramic views of the city of New Haven and the Long Island Sound, with a side of history.

You can still ride this 100-year-old work of art in Brooklyn's largest public park.

This small-town park in southern Illinois has a 1,000,000-gallon swimming pool and a 100,000-barrel oil well.

Long the exclusive domain of birds and vagabonds, this little-known Central Park peninsula is open to the public once more.

The scant remains of an expansive indigenous civilization can be seen at this Arkansas state park.

The remains of an early 1900s dude ranch that operated until the 1970s.

A granite waterfall cascading down is one of the highest multi-tiered falls in the state.