Unusual adventures and hidden discoveries. Explore our 2018 trips now »
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Killiansburg Cave, June 2016
Sharpsburg, Maryland

Killiansburg Cave

A cave on the Maryland border where civilians took refuge during the bloodiest battle of the Civil War.
39.4588, -77.7961
The wall of Fort Frederick
Big Pool, Maryland

Fort Frederick

A star fort along the C&O Canal in western Maryland that protected America in three wars.
39.6135, -78.0062
Stick your feet in!
Berkeley Springs, West Virginia

George Washington's Bathtub

Berkeley Hot Springs presents to you "the only outdoor monument to presidential bathing."
39.6256, -78.2269
Berkeley Springs Castle
Berkeley Springs, West Virginia

Berkeley Springs Castle

A wealthy widow lived the high life in this Gilded Age country house.
39.6274, -78.2300
Aristes, Pennsylvania

Centralia

A toxic ghost town sitting atop a massive coal fire.
40.8042, -76.3409
Philadelphia, Pennsylvania

Laurel Hill Cemetery

This Philly cemetery is the eternal home of many famous area residents, including Rocky Balboa's wife.
40.0042, -75.1876
The cave from the front.
Philadelphia, Pennsylvania

Cave of Kelpius

Where America's first doomsday cult awaited the end of the world.
40.0238, -75.2016
Sculpted figures lounge in the Swann Memorial Fountain
Philadelphia, Pennsylvania

Swann Memorial Fountain

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.
39.9586, -75.1706
The orb knocks over the pegs through the course of the day.
Philadelphia, Pennsylvania

Foucault Pendulum at the Franklin Institute

A daily replay of the experiment that proved the rotation of the Earth.
39.9582, -75.1731
The Rocky Statue in front of the Philadelphia Art Museum
Philadelphia, Pennsylvania

Rocky Statue

Yo, Adrian!
39.9650, -75.1792
Philadelphia, Pennsylvania

Eastern State Penitentiary

World's first "penitentiary," meant to be humane, drove men insane.
39.9673, -75.1737
Nine Mile Canyon - the BLM has advised it as "an area of critical environmental concern"
Carbon County, Utah

Nine Mile Canyon

Here, at the "world's longest art gallery," you'll find forty miles of ancient petroglyphs and pictographs.
39.7762, -110.4964
Mount Davis
Salisbury, Pennsylvania

Mount Davis

Pennsylvania's highest point is spotted with boulders which were pushed to the surface by nothing but cold.
39.7862, -79.1759
Spruce Knob Observation Tower
Riverton, West Virginia

Spruce Knob

Near-constant high winds deform the trees on Spruce Knob, the highest point in West Virginia at 4,683 feet above sea level.
38.6998, -79.5328
Mount Rainier
Ashford, Washington

Mount Rainier

The highest point in Washington state is a volcano covered in glaciers.
46.8537, -121.7590
Mount Hood
Mount Hood, Oregon

Mount Hood

Despite a legend that says this highest peak in Oregon was climbed in high heels scores of people have died on its slopes.
45.5381, -121.5672
The Summit of Mount Washington
Jackson, New Hampshire

Mount Washington

The highest point in the state of New Hampshire, and while unlikely "the worst weather in the world", it sure seems that way to hikers.
44.2710, -71.3055
Cloudy Forest View
Burnsville, North Carolina

Mount Mitchell

The highest point in North Carolina and the United States east of the Mississippi River, Mount Mitchell is named after argumentative explorer Elisha Mitchell.
35.7650, -82.2651
Mount Katahdin
Millinocket, Maine

Mount Katahdin

The highest point in Maine is a grand gift to the state citizens that also happens to be one end of the Appalachian Trail.
45.9045, -68.9223
The colorful, glowing rocks of Sterling Hill
Ogdensburg, New Jersey

Fluorescent Rocks of Sterling Hill Mine

Hundreds of glow-in-the-dark objects light up a museum in a historic zinc mine.
41.0828, -74.6044
Pando, the Trembling Giant
Richfield, Utah

Pando, the Trembling Giant

One of the world's oldest and most massive living organisms is a grove of quaking aspens.
38.5320, -111.7523
Einstein at the National Academy of Sciences
Washington, D.C.

Albert Einstein Bronze Statue

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.
38.8924, -77.0484
Poor thing
Washington, D.C.

Serenity Statue

This poor little statue is the most vandalized memorial in Washington.
38.9220, -77.0361
Casemates overlooking Alzette River
Luxembourg, Luxembourg

Bock Casemates

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.
49.6117, 6.1367