This unusual structure, designed to prevent the lake ... water from the lake into Putah Creek on the other side of Monticello Dam. This 'glory hole' spillway, as it is more colloquially referred ...

The eerie, swirling vortex of Napa County’s Lake Berryessa, on display this year for the first time since 2019, could be visible for another week. Called the Morning Glory spillway, or “glory hole,” ...