The list includes California's Great America, even with the state's stringent reopening guidelines.
Theme park news: Biden coming to Hall of Presidents / Disney exec pay restored amid mass layoffs / Dorney Park vaccines
Disney did not say how long the Hall of Presidents refurbishment would last.
Knott's will now extend passes into 2022 for each day the park remains closed.
2021 will see the opening of a brand new Legoland park as well as the world's fastest multi-launch coaster.
The unannounced visits determine whether theme parks are complying with Orange County, Florida's rules on face masks and physical distancing.
No rides allowed at this holiday event.
It's fun....at least by 2020 standards.
Disney has taken over restaurants and shops in the Morocco pavilion in Epcot that were previously operated by a separate company.