America's greatest forgotten garden and the former stomping grounds of Son of Sam.

A waterway covered over after the Industrial Revolution has been unearthed and cleaned up, for the enjoyment of fish and humans alike.

This once-private estate is now a dreamy, meditative garden that's open to the public.

Commemorating the 1948 creation of the Jimmy Fund, a Boston-based cancer charity.

A memorial to Chinese freedom in the city where American freedom was born.

An abandoned Victorian-era mill in the middle of modern Manchester.

This enormous abandoned factory is now a makeshift graffiti gallery.

Despite the name, this narrow bridge isn't very dangerous at all.

This statue intended for children to enjoy became a minor political spat.

Fifty years after a “blast blasted blubber beyond all believable bounds,” this idyllic natural area commemorates the carnage.

Accessible only by boat, this centuries-old island fort never saw troops or combat.

After the state would not recreate this beloved rock formation, three New Hampshire brothers took things into their own hands.

This hotel was the site of major events in sports and radio history. It was also used as a detention center during World War II.

A single room pays homage to the prodigious achievements of the 30th President of the United States.

This castle constructed in 1928 was crafted from drawings of Lismore Castle in Ireland.

Mary Rowlandson's kidnapping ordeal became one of the nation's first best-selling books.

A giant green dragon crawls down from the roof of the Providence Children's Museum.

The 72-foot giant escaped confinement in a large patch of mulch only to be reburied in the sandy shores of the Potomac River.

A quiet spot commemorating two naturalists who had to choose between love and the university at which they both taught.

These items are all that remain from the room used by the author during his second tour of the U.S.

A statue commemorating a 16-year old girl's nighttime ride to raise a militia against attacking British troops.

This semi-spooky remnant of an abandoned hotel provides fantastic views.

Once the largest public hospital for the mentally ill was also surrounded by controversy.

This plaque commemorates the call between Alexander Graham Bell and Thomas A. Watson.