Researchers accounted for 0.1% of the global population. It provides a framework for international cooperation in preserving and protecting cultural treasures and natural areas throughout the world. The United States has 23 UNESCO World Heritage Sites. 19 UNESCO World Heritage Sites in Australia 1: Great Barrier Reef. Here is a list of 38 UNESCO World Heritage Sites in India: 1. The âHadrianâs Wallâ which was previously inscribed on the World Heritage List, is part of the transnational property âFrontiers of the Roman Empireâ. These world heritagesâ 759 are cultural, 193 natural, 29 mixed places. //-->,