L. Frank Baum wrote part of the "Wizard of Oz" series in this wooden Victorian beach resort.

The site of Paul Revere's historic two lantern warning.

Memorial of the Salem witchcraft hysteria in the town of Danvers, where it all began.

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

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

Friction between grains of sand cause a curious "singing" sound.

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

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

An eccentric inventor's castle home with its own indoor weather system.

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

A beautiful Gilded Age hotel in the White Mountains with surprising diplomatic history.

Hundreds of personalized inscribed planks make up this historic boardwalk.

This delicate museum is devoted to the art and industry that once supported Cape Cod's oldest town.

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

The oldest living cultivated fruit tree in North America.

This Gothic castle was inspired by Erik the Red's Viking residence at Brattahlid in Greenland.

Colorful clay cliffs tower over an unofficial nudist beach on Martha's Vineyard.

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

This piece of peacetime naval wreckage memorializes the tragic sinking of the USS Maine--an event which sparked the Spanish-American war.

The oldest family-run restaurant in the United States is a living museum of New Orleans dining history.

This mysterious structure by the Washington Monument is a flood barrier designed to protect the White House against rising waters.

This forgotten boat elevator was an engineering marvel in its heyday.

An overlooked memorial honoring the local Washington residents who died in World War I.

The National Park Service’s best-kept secret with views that rival any in D.C.