Cool and Unusual Things to Do in Arco - Atlas Obscura

Unusual
Attractions
in Arco

Craters of the Moon National Monument and Preserve

Home to the deepest rift anywhere on Earth.

Experimental Breeder Reactor-I

The world's first nuclear power plant is open to visitors looking to role-play a meltdown.

The Devil Boat

Supposedly Satanic numbers adorn this preserved submarine sail.

Are we missing something unusual in Arco?

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hopemch wants to go to Experimental Breeder Reactor-I

hopemch wants to go to Craters of the Moon National Monument and Preserve

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