Builders of the Adytum
（重定向自BOTA）
The Builders of the Adytum (B.O.T.A.) is a school of the Western mystery tradition based in Los Angeles which is registered as a non-profit tax-exempt religious organization. It was founded by Paul Foster Case and has its roots in both the Hermetic Order of the Golden Dawn and the Masonic blue lodge system. It was later extended by Ann Davies.