This Upper East Side apartment co-op was designed as a tuberculosis sanitarium.

This giant roadside fruit is home to an array of apple-based treats.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

This Manhattan skyscraper is a reminder of the brief but glorious age of urban air taxis.

A small peaceful park and waterfall tucked amid the urban grind of Midtown Manhattan.

Home to the infamous "Typhoid Mary" and the worst loss of life in New York's history prior to September 11, 2001.

Maybe the only missile installed in a public park, this Cold War leftover was one of the first to carry a nuclear warhead.

The stickered marker pinpoints where the only maintained road in the United States crosses into the polar region.

This vast, pristine wilderness is home to a rare subspecies of black bear.

The first "applecore" style lighthouse in Nova Scotia.

After he picked up a brush at the age of 47 this simple barber turned his entire home into a canvas.

This long-abandoned village sits across a narrow gorge from a still-inhabited settlement that was once its twin.

On La Gomera, "Silbadors" communicate in a 4,000-word language of whistles.

This southwest-styled home in Santa Fe claims to be the oldest house in America thanks to an ancient bit of foundation.

Despite its name this unique art piece was established to commemorate a tragic flood.

This letter written by Queen Elizabeth II in 1986 won't be opened until 2085.