Designed by Julia Morgan, one of the state’s star architects, the 104-foot outdoor Neptune Pool reflects the palatial design of the castle. The pool was built, with the castle’s indoor Roman ...

It is 3.5 feet deep at the west end, 10 feet at the drains, and holds 345,000 gallons of water. The pool was built, with the castle's indoor Roman Pool, in the 1920s and '30s.

Only the $5,000 annual membership includes two tickets to a swim at the Castle’s Neptune Pool or Roman Pool. This story was originally published August 6, 2023 at 1:27 PM.

A rarely seen view of Hearst Castle’s lavish indoor Roman Pool at La Casa Grande in San Simeon. Shown are by Camille Solon and groundbreaking Castle architect Julia Morgan. ©americanspirit ...

The Neptune Pool at Hearst Castle is framed by the railing on the dressing room level on April 6, 2022. David Middlecamp [email protected] ...