Some of the beach scenes for earlier series of H20 may have been filmed at Surfer's Paradise, but the most recent series have had the beach scenes filmed further south, at Miami Beach.
It was filmed between Venice Beach and Santa Monica in California, with scenes on he Boardwalk and also on the beach.
Hawaii
An actual island was not used for Mako Island. It was filmed at Sea World on Queensland's Gold Coast. The scenes featuring the school are filmed at Somerset College. Sea World is located specifically on "the Spit" at Main Beach, Surfer's Paradise. If you wish to get to where the Mako island set was done, follow the signs from the Gold Coast Highway at Surfer's Paradise.
The video was filmed by director Russel Mulcahy (Highlander) at various places around the island of Antigua in May of 1982.The yacht scenes were filmed on the bay at English Harbour, the beach scenes at Miller's Beach and Shirley Heights.
Just above blossom bar near paradise lodge. There are several scenes from that area. I grew up at the mouth of the rogue in gold beach oregon.
most of the beach scenes were filmed on Captiva Island, FL.
Australia's Sea World is on the Spit, Main Beach, Surfers Paradise which is on the Gold Coast in southeast Queensland.
The 1959 Sandra Dee movie version was filmed at Leo Carrillo State Beach. I think the TV series Gidget staring Sally Field was filmed primarily at and around Paradise Cove.
The exterior shots are filmed in Miami, the interior shots in Los Angeles and the beach scenes in Mahattan Beach, California.
Yes, True Blood is/was filmed at Alex's Bar (http://www.alexsbar.com) in Long Beach, CA. the Jack Black movie "Tenacious D: The Pick of Destiny" also had scenes filmed at Alex's.
China Beach exteriors were filmed at Zuma.
Paradise Beach ended in 1994.