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Morning Glory Spillway

Rte 128, Napa, CA
Saves: 160
Check-ins: 5
Quite possibly the world's largest drain, the Morning Glory Spillway empties water from the Monticello Dam, preventing overflow. Whether you visit when the water is low or high, this is a marvel of modern engineering.

Member Photos

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By Sophia Martinez
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Drought 💦 😞
By Let’s Go Somewhere
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June 21,2022
By Cynthia Marshall