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Delta Solar

Washington, District of Columbia, United States
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Public art
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Listed, not yet checked · Oct 2026
This Big Thing is recorded as still being here.
Delta Solar is a 1977 kinetic stainless steel sculpture by Venezuelan artist Alejandro Otero, about 27 feet high, on the West Terrace of the National Air and Space Museum in Washington, DC.
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Delta Solar
This pin marks the Big Thing itself. If stopping, choose a safe and legal place nearby.
Site-level location · 38.8881° N, 77.0198° W
FIELD GUIDE

The story

A kinetic grid of stainless steel and triangular sails sits outside the National Air and Space Museum. Delta Solar was made by the Venezuelan artist Alejandro Otero and, according to Wikipedia, given to the United States by Venezuela as a Bicentennial present.
The Smithsonian's collection record describes it as a kinetic sculpture of 1977: a grid of stainless steel filled with triangular sails, set in a pool of water. Its overall dimensions are listed as 27 feet high, 53 feet 11 inches long and 31 feet 10 inches deep, and its weight as 15,200 pounds.
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PRACTICAL

Plan your stop

WHAT TO EXPECT
An outdoor kinetic sculpture on the West Terrace of the National Air and Space Museum. Check the museum for terrace access and works notices.
ACCESS
On the West Terrace of the National Air and Space Museum,. The Smithsonian lists it on display there; terrace access may change during museum works.
COMMUNITY

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TRANSPARENCY

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