Events Sea World San Diego Announces 2015 Halloween Spooktacular Details! SAN DIEGO (Sept. 8, 2015) – Whoever said that Halloween is just for land dwellers is mistaken! Witches and wizards-in-training can park their broomsticks at SeaWorld’s Halloween Spooktacular®, where fun brews under the sea. Everyone is invited to …By Andy, 9 years ago