Los Cabos Open Water Acuarium, Done By Mariel Hawley Courtesy of Mariel Hawley, Baja California, Mexico. On October 19th, Mariel Hawley completed the 32 km Los Cabos Open Water Acuarium that began at Puerto los Cabo in San José del Cabo and ended at Bahía de Cabo San Lucas in Baja California, Mexico. She described the Los Cabo Open Water Acuarium, "A