We might be among the very last generations to see some of the world's most amazing places and natural wonders. From the Aral Sea to a unique rock formation in Australia, check out the places you must visit before they disappear for good.
Although it’s still known as the Twelve Apostles, there are currently just eight stacks remaining. The wave erosion has caused them to erode by 2 cm (0.8 inch) per year, forcing four apostles to collapse.
With the top of the tower displaced horizontally 3.9 meters (12 ft 10 in) from the center, the tower may follow the destiny of the bell tower in Pavia, northern Italy, which was also tilted and collapsed in 1989.
Nature Preserve in Great Barrier Reef, QL, Australia
Climate changes, pollution and overfishing are among the main reasons why this breathtaking structure lost more than half of its corals in 27 years. Scientists says it may completely die out in 40 years.
Damaged by numerous factors including air pollution, acid rain, disintegration of the construction materials etc. In 2010, first major cracks appeared in some parts of the structure and they have kept extending since then.
Home to numerous animal species including whale sharks, manatees, and sturgeons, the area has suffered from severe coral bleaching, oceanic pollution, and uncontrolled fishing. It is estimated that about half of the corals have already been lost.