andrebmartins's User Profile - Atlas Obscura
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Sevierville, Tennessee

Forbidden Caverns

Wild lights and sound effects turn a walk through some caves into an eye-popping 1960s tourist attraction.
Tulsa, Oklahoma

The Center of the Universe

An acoustic anomaly with a mysterious cause.
Rye, Colorado

Bishop Castle

The largest self-built castle in the U.S., six decades in the making.
Lakewood, Colorado

Casa Bonita

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.
Fort Worth, Texas

Fort Worth Water Gardens

A modernist landscape of water and sci-fi concrete.
Beatty, Nevada

Rhyolite Ghost Town

Odd outsider art installations surround a Gold Rush-era ghost town.
Mill Run, Pennsylvania

Fallingwater

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.
New Orleans, Louisiana

The Tree of Life

This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.
New York, New York

Grand Central Terminal Whispering Gallery

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.
Mammoth Cave, Kentucky

Mammoth Cave

The world's longest known cave system.
Denver, Colorado

Linger Eatuary

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.
Brooklyn, New York

New York Transit Museum

Ride the subways of yesteryear.
Portland, Oregon

Cathedral Park

A heavenly experience, right here on Terra Firma.
Mammoth Lakes, California

Devils Postpile National Monument

Towering basalt columns, a creation of fire and ice.
McKenzie Bridge, Oregon

Proxy Falls

This frequently-photographed waterfall takes only a short hike to visit.
Put-in-Bay, Ohio

Crystal Cave

Take a drunken tour inside the world's largest known geode.
Washington, D.C.

The Mansion on O Street

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.
Phoenix, Arizona

Mystery Castle

A self-built castle made by a mysterious man.
Inyo County, California

Sailing Stones of Racetrack Playa

The rocks in this arid basin leave trails of movement behind them.
Washington, D.C.

The Dupont Underground

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.
Florence, Colorado

Desert Reef Hot Springs

This naturally-sourced hot spring is now home to a clothing-optional resort.
Dolores, Colorado

Canyons of the Ancients

A breathtaking array of ancient Pueblo structures and artifacts counterintuitively preserved by neglect.
New York, New York

Preserved Remnants of 17th Century New York

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.
Los Angeles, California

Cathedral of Our Lady of the Angels

Crypt mausoleum in cathedral's basement contains relics of third century Roman martyr, Saint Vibiana.