Hundreds of numbered stakes hidden in the woods mark the graves of the lost souls of a nearby asylum.

Decades after testing the polio vaccine on unwitting patients, this historic mental hospital sits in ruin.

The poet's been ambling through these New York woods since 1940.

This forlorn park is the result of a failed investment turned tax dodge.

Glacial erratic or man-made dolmen? It probably wasn't druids.

The "Skinny House" is made from scrap, salvage, and a neighbor’s kindness.

The site of a fallen tree that protected Americans from British forces during the American Revolution.

Stunningly detailed mosaics in a New York subway station bring life to the Weimaraners of artist William Wegman's work—and to thousands of commutes.

This elaborate tunnel is the first structure composed of cast concrete in the United States.

Final resting place of Typhoid Mary.

This old estate is a remnant of when the Bronx was a popular summer destination for wealthy New Yorkers.

Collect holy water from a Bronx grotto.

A small graveyard is hidden in the midst of a bustling university campus.

An unassuming stone building houses New York City's oldest seismic station almost 30 feet below the Bronx.

Seriously good slices of Sicilian pizza lurk at the back of the Bronx's oldest enclosed market.

The mosaic Star of David at the front of this store hints that it's no ordinary Italian grocer.

This small-town Connecticut restaurant gives each diner a free book from its vast library.

This historic cemetery is filled with markers that look more like candy than was likely intended.

A tribute to the couples who brave long periods of separation during wartime.

Devotional offerings and pleas for intercession are left at this Depression-era shrine inside a nature preserve.

Funded entirely by volunteers and donors this military memorial features a tank with a comedy line on its barrel.

This unassuming Massachusetts residence was built with a trap door to hide escapees on the Underground Railroad.

The right to a full beard is honored by the grave of a man who was attacked and jailed due to his facial hair.

In order to save this beloved rock, locals blew it up and put it back together piece by piece.