Finalists for 'New Seven Wonders of Nature'

Though neither the widest nor deepest, the Grand Canyon in Arizona is not for its intricate beauty and geological sequence of ancient rocks. (AP)

The Dead Sea in Israel and Jordan is the deepest hypersaline lake in the world and one of the saltiest bodies of water. (AP)

The Great Barrier Reef in Australia is the world's largest coral reef, encompassing an area of 133,000 square miles. (Reuters)

The Amazon rainforest in South America stretches across 1.7 billion acres throughout nine countries, forming the largest tropical rainforest in the world. (Wikipedia Commons)

The highest peak in Africa, Mount Kilimanjaro, stands 15,100 ft. as an inactive volcano in Tanzania. (Wikipedia Commons)