A tiny slice shop hides down an unmarked hallway in a Las Vegas casino.

These banned cigarette vending machines now sell little pieces of pocket-sized art.

A giant open-air sculpture made of over 200 full-sized boats.

James Turrell's total color immersion art installation, hidden on the top floor of a luxury handbag shop.

Tatsuo Miyajima shares a philosophical appreciation for life with the latest human technologies.

An enormous illuminated figure dances on the Las Vegas strip.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

This castle-like building in Manhattan helped destigmatize cancer in the 19th century.

The Vatican of the movie industry turned into an actual church.

Where the four original members of the Ramones hung out and revolutionized punk rock.

This enormous Hindu temple in Queens serves incredible dosas in its basement canteen.

The preserved house of a jazz legend still echoes with his music.

A colonial family tomb that once doubled as New York City’s secret records vault.

Small monoliths of several varieties of stone sit alongside a wooded path in the Bronx.

The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.

The famous author's cottage hideaway.

This plot of old-growth forest is the largest surviving remnant of New York City's original woodland.

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.

A perfect circle of 24 mysterious holes dates back to prehistoric times.

Former villa and estate of James Deering developed to preserve native tropical forests.

This pub built its reputation pouring post-shift pints for employees of the cemetery with which it shares a wall.

This is the largest cemetery in Ireland and the first cemetery museum in the world.

This statue celebrating everyday life in Dublin has a few unsavory nicknames.