Active duty military can get FREE admission to Sea World Parks for themselves and up to 3 direct dependents.

This is valid year round in 2013.

Must have an active military ID.

See eligibility for more details.

Sea World Parks includes:

SeaWorld Orlando
SeaWorld San Antonio
SeaWorld San Diego
Busch Gardens Tampa
Busch Gardens Williamsburg
Adventure Island 
Water Country USA
Sesame Place
Aquatica San Diego* (Monday – Friday Weekday admission only)

seaworld admission for military