Be aware whilst the saunas and spas are communal, the recent pools are separated into male only and woman only, and they are bare pools. Amazingly common (Specially with coach groups), the initial temple was built-in the 14th century but later on destroyed by bombing and rebuilt in the 1930s. https://shane9bp5y.bleepblogs.com/33864564/haeundae-traveler-guides-for-dummies