haileylmarie13's User Profile - Atlas Obscura
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Guernsey, Wyoming

Register Cliff

Long before guestbooks and hotels, frontier travelers signed their names on this rock face.
Casper, Wyoming

Hell's Half Acre, Wyoming

Devilish landscape, once cinema home to giant alien bugs, now derelict roadside attraction.
Yellowstone National Park, Wyoming

Isa Lake

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.
Yellowstone National Park, Wyoming

Lone Star Geyser

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.
Cody, Wyoming

Smith Mansion

One man's ambition created this psychedelic log home.
Yellowstone National Park, Wyoming

Grand Prismatic Spring

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.
Devils Tower, Wyoming

Devils Tower

The first declared National Monument in the United States.
Kaycee, Wyoming

Hole-in-the Wall Outlaw Hideout

The remote outlaw hideout of Jesse James, Butch Cassidy, and the Sundance Kid.
Yellowstone National Park, Wyoming

The Crow's Nest at the Old Faithful Inn

An architect's childhood fantasy treehouse made real.
Yellowstone National Park, Wyoming

Morning Glory Pool

A beautiful geyser under environmental threat.
Baltimore, Maryland

Patterson Park Observatory

This Asian-inspired tower in a lush urban park provides spectacular panoramic views of Baltimore.
Knoxville, Maryland

The Sign Above the Tunnel

This advertisement for talcum powder was painted on the rock face and has since defied removal.
Cabin John, Maryland

Union Arch Bridge

The bridge's highly-contested plaque (once again) honors Confederate President Jefferson Davis.
Accokeek, Maryland

Marshall Hall

The ruins of an 18th-century mansion that was once named "Mistake" by the man who had it built.
Fort Washington, Maryland

Woodrow Wilson Bridge

This rare triple-jurisdiction drawbridge passes through Virginia, Maryland, and Washington, D.C.
Bethesda, Maryland

Mushroom House of Bethesda

Surrounded by traditional homes, this Tolkien-esque dwelling stands out on a quiet street in suburban Maryland.
Baltimore, Maryland

Al Capone Cherry Tree

This lovely tree was a thank you gift from the man known as "Public Enemy No.1."
Poolesville, Maryland

Seneca Quarry

This ruined quarry once produced the distinctive red sandstone used for construction projects in Washington, D.C.
Baltimore, Maryland

Old Town Mall

Once a thriving business district, this former shopping area is now an urban ghost town in the heart of the city.
Grantsville, Maryland

Casselman River Bridge

This beautiful stone arch bridge wasn't even expected to stand for one day, but people have been crossing it for centuries.
Fort Washington, Maryland

Fort Washington

This fort down the Potomac from Washington, D.C. was once the only defensive fort protecting the capital.
Baltimore, Maryland

Nipper, the RCA Dog Statue

A monumental statue of RCA's mascot now sits atop a historical society roof after a life of moving around.
Baltimore, Maryland

The Owl Bar

At this former Prohibition speakeasy, electric birds signaled the arrival of hooch.
Scotland, Maryland

Point Lookout State Park

This scenic Maryland park was the site of one of the worst prison camps of the Civil War.