These conical kilns measure an impressive 30 feet in diameter, and were once used to produce charcoal for a local blast furnace.

This home is steeped in history from, George Washington to George Corwin, High Sheriff during the Salem Witch Trials.

The lecture hall where Alexander Graham Bell first demonstrated the long-distance phone call.

Once the future of underwater combat, this old sub is now open for visitors to muck around in.

Palatial mansion estate used in films including "Flowers in the Attic" and "The Witches of Eastwick."

One of two lighted lanterns hung in the church belfry on the eve of the Revolutionary War to warn that the British were on their way.

Louisa May Alcott based “Little Women” on her experiences growing up in this house with her sisters.

The 92-foot-tall structure is based on the aircraft that carried the first Americans into space.

The phrase "the shot heard around the world" was coined after a skirmish at this bridge.

America's oldest archaeological site or a muddled case of wishful thinking.

Former abode of notable poet, complete with literary references and stories of ghosts.

This sound-art installation features songs composed using only the Mid-Hudson Bridge as an instrument.

New Preston and Kent, Connecticut - where Friday the 13th, Part 2 was filmed.

It was founded by Ralph Nader to educate the public about an often-maligned area of law.

Dedicated in 1895, this is the world's first tribute to the hardworking newspaper delivery boy.

One of the most scenic falls in Massachusetts has a history of death and grim legend.

The effect of this ancient form of image projection situated atop an 11th century Moorish palace is thrilling.

The final resting place of the great navigator, or maybe his brother.

This former charity hospital for elderly clergy houses some of Seville’s most treasured paintings.

A park where you can watch the highway zoom past.

This stately clubhouse has showcased German-American culture for over a century.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

Two small markers remember the Alamo's feline protectors.

This hidden sculpture garden full of Wild West art is one of San Antonio's best-kept secrets.