Saint Louis, MO

St. Louis Zoo’s Sea Lion Sound exhibit’s LSS was designed by Robert Satchell. The exhibit features a sea lion stadium, natural main pool with underwater viewing tunnel and holding pools. The 1.5-acre, $18 million habitat and arena for 11 California sea lions includes two state of the art marine mammal exhibits. The spectacular exhibit holds nearly 250,000 gallons of saltwater. The Sea Lion Sound exhibit was the first ever in North America to have a walk through underwater 35-foot-long tunnel into the sea lions’ habitat.  See Photo Gallery