Wonders of nature: Unforgettable beauties and phenomena of our planet Great Barrier Reef (Australia): The largest coral reef in the world, which is located in the waters of the Coral Sea. Victoria Falls (Africa): One of the largest and most impressive waterfalls in the world, located on the Zambezi River between Zambia and Zimbabwe. Aurora Borealis: The brilliant aurora borealis seen in northern latitudes. Antelope Park (USA): Canyon in the state of Arizona, known for its unique geological st...