Two thousand artifacts from around the world collected by one woman who loved to travel.

This cemetery served as the only official burial grounds in Cambridge for nearly 200 years.

An enormous, inside-out glass globe built in 1935.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

Inspiring Herman Melville and Henry David Thoreau, Mount Greylock in western Massachusetts is the highest point in the state at 3,491 feet above sea level.

Lie in a hammock where George Washington stood.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

Blighted Irish field and the ruins of a 19th-century cottage on the edge of urban Manhattan.

Ride the subways of yesteryear.

Try not to get slimed in Tribeca.

Abandoned 19th century homes once occupied by naval officers, soon to be demolished.

Elevated freight railway turned wildly successful urban park.

An artist's cute bronze subway sculptures belie his violent artistic past.

Salute the leader of the proletariat.

Touching mementoes from those who didn't make it back from World War I still hang in one of New York's oldest bars.

The most confusing clock in New York.

Red frames showcase remnants of one of New York's original subway stations.

There are owls with glowing eyes in Herald Square.

There must be a pun in this haystack somewhere...

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

Neoclassical bank designed by NY architects Helmle & Huberty.

Queen Anne style apartment house built in 1886.

Surrounded by low rise buildings and partially converted into an auto body shop, this marble archway is the only vestige of a forgotten Manhattan estate.

Read a book next to a Midtown waterfall.