This 3,500 pound obelisk was constructed with more than 1,000 reclaimed guns.

Final resting place of one of the classic authors of horror literature.

Last residence of H.P. Lovecraft featured in his story "The Haunter of the Dark."

A giant light 13 feet high shines near Thomas Edison's old Menlo Park lab.

The boulder on which Alexander Hamilton laid his head as he died can still be visited on the New Jersey coast.

A bronze plaque at an intersection in Hoboken marks the place where the game of baseball first took shape.

On the Hudson resides one of the largest clocks in the world.

World Trade Center memorial likened to a woman's sexual organ.

A simple plaque remembers an act of WWI terrorism that obliterated an island and forever scarred the Statue of Liberty.

The final resting place of many of New Jersey's most famous residents, including U.S. history's most in-vogue antagonist, Aaron Burr.

A bronze monument to the infamous radio broadcast in the real New Jersey town where the fictional Martians crash-landed.

This Delaware River bridge is emblazoned with a catty slogan from a more prosperous time.

The site of one of history's most indelible and horrific tragedies.

A "Bugseum" dedicated to all things insect-related resides behind a pest control company.

The final resting place of one of the United States's greatest poets.

In 1787, a group of delegates met at this very spot to drink, be merry, and ratify the Constitution of the United States.

A statue of the English poet for whom this Delaware town is named is ritually dressed in seasonally appropriate clothing.

Designed to commemorate the founding of the first settlement in Delaware.

WWII-era bunkers are hidden under the beaches of this picturesque park, which is still scattered with wartime watchtowers. .

A unique marker erected during the 18th century.

Explore the legends surrounding these mythical sea creatures inside this museum.

Nine of the very few concrete ships ever made in the U.S. are beautifully decaying off a Virginia pier.

An oft-overlooked, magically musical monolith that stands majestically between Arlington Cemetery and the Iwo Jima Memorial.

America's second-oldest brick baseball stadium was home to a legendary WWII series that only sailors got to see.