Giant acorn-shaped 19th century gazebo from which suburban Washingtonians gazed upon the original "silver" spring.

Experience the pivotal Civil War battle at this interactive museum.

This Pennsylvania structure, the oldest building in Gettysburg, was once a stop on the Underground Railroad.

Though it's no longer a functioning train depot, this castle-like structure is an important piece of Oklahoma history.

An interim housing alternative to FEMA trailers that is designed for densely populated areas during recovery and rebuilding following a natural disaster.

Easter in Westminster may be the only time and place to behold Edgar Allen Poe made entirely of Marshmallow Peeps.

This English-inspired Maryland garden is home to acres of opulent plant life including bushes shaped into an entire fox hunt.

The man who first patented the Ouija board rests in peace beneath a headstone that playfully reflects that achievement.