At this Denver aquarium, freshwater and marine ecosystems are introduced following the path of 2 rivers, one U.S., one Indonesian. Colorado River exhibit covers geological history, habitats and aquatic life of the Rocky Mountains, Grand Canyon and Sea of Cortez. Kampar River exhibit introduces Sumatran rainforest, jungle and coral reef. Other exhibits: reef predators, ray encounter and more. Education offers: summer camps and family overnights; tours for preschool to college students, teacher pre/post trip materials online. Admission and program fees apply. Educational levels: General public, Primary elementary, Intermediate elementary, Middle school, High school, Graduate or professional