The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

Turns out you can see the world without ever leaving Maine.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

A hugely vast Irish landscape of barren rock that stretches for miles.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

This 1967 experiment in modular architecture was designed to be a new model for urban living.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

A monument celebrating the idea of reaching inaccessible places.

"We Seceded Where Others Failed."

A cruise terminal that changes the atmosphere of Red Hook's industrial waterfront.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

The "lovely red Vega" of the legendary record-settling pilot.

The remains of Martha, the last known passenger pigeon, serve as a tool to educate about conservation.

This private island is still in the family after a 400-year history including a witch hunt and a pirate.

Mansion and shopping center used in the 1975 film "The Stepford Wives."

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

Impossibly life-like natural history models created out of glass by a father and son.

Three prestigious academic collections come together to create a world-class natural history museum.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

"Try not to knock anything over!"

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

The only structure left with direct ties to the Salem witchcraft trials of 1692.

Over fifty whirling pools left by the glacial age.