SIT/Australia: Rainforest, Reef, and Cultural Ecology Cairns, Australia Language of Instruction: English GPA Requirement: 2.5 Housing: Homestay, Hotels Learn More (SIT/Australia: Rainforest, Reef, and Cultural Ecology) Apply (SIT/Australia: Rainforest, Reef, and Cultural Ecology) Advising (SIT/Australia: Rainforest, Reef, and Cultural Ecology) Affiliate Program Homepage (SIT/Australia: Rainforest, Reef, and Cultural Ecology)