The submerged a huge crater "elves" on Earth

Surely you will be fascinated immediately with stunning looks of the loss of natural water holes here.

Over millions of years, the rain slowly erode limestone and form huge system of underground caves, sinkholes natural world. Despite deadly hidden depths but with its stunning beauty, the water hole collapse is always attractions for divers hand and researchers. 

Along visit 5 "icon" for the beauty of the water holes around the world fall below the sum of the page under the Huffington Post. 

1. Water Hole Bimmah loss, Oman

Bimmah in Oman hole is formed when sand and limestone soils above collapsed weak. Here, there is a road leading from the coast groundwater include 500m and create a mix of fresh and salt water in the pit.

Only about 39m wide, 18m deep Bimmah severance but can still boast of owning a contrasting landscape is quite impressive. Pure lake water, reflecting the deep blue limestone landscape surrounding arid create an air of mystery, very personal charm. 

Many residents of Oman believes that the debris from a falling moon, creating holes in the ground.Therefore, many sinkholes known as "Bait al Afreet" - meaning "dwelling place of demons." Guests here can enjoy the feeling immersed, explorers delight inside poison water holes recently.

2. Great Blue Hole - Great Blue Hole

Great Blue is submarine pit, about 70km off the coast of Belize and is located near the center of Lighthouse Reef atoll. The area has been recognized as a UNESCO Natural Heritage of Humanity.

Great Blue pit shape is almost a perfect circle, 125m deep holes, measuring about 300 meters in diameter. This hole was formed as a limestone cave system in the late glacial period. From approximately 30-33m depth, the limestone formation is becoming more complex.

According to records, as deep, as the water of the Great Blue green, geology becomes complex and harbor many species not yet known to science. 

Therefore, holes Great Blue is a desirable destination of divers around the world. Here, people can release diving dive between stalactites and stalagmites giant, had the opportunity to meet those rare fish species such as grouper or black tip shark.

3. Hole Ewens Ponds, South Australia

Is home to the shellfish, such as shrimp for algae to rainbow, Ewens Ponds become an ideal place for diving. Located in the volcanic region of South Australia with mainly composed of limestone, Ponds is considered the "beauty" of the few water holes here slump with three ponds are connected together by a system of long and dark tunnel dark underground. 

The largest pond in diameter and 50 meters wide in the water to the point you can see the bottom. A special feature of the main Ewens divers will be pushed under the water line into the pond cave system Monday - the whereabouts of many rare species of fish and end the journey in ponds with a depth of 9m Tuesday. 

4. Water Hole Dos Ojos, Mexico

Dos Ojos officially named Dos Ojos Sistema, Spanish means "two eyes". It was given this name because exotic Dos Ojos including two giant circular water holes are connected by a system of caves. 

This location is found in the late 1980s in the northern Tulum, Quintana Roo state of Mexico and each year getting bigger. 

In 2012, the cave system was connected to Sac Actun - one of the largest pit of the region, bringing the total length of the Dos Ojos nearly 321.869m. With this figure, Dos Ojos always in the top of the cave system of the world's longest underwater.

5. Hole ANGELITA, Mexico

Up to 7,000 waterholes drop has formed, existed in Yucatán Peninsula, Mexico millions of years due to the area's soil composed of porous limestone. But the beauty of the new ANGELITA waterhole really startling. 

The next hand divers keen to explore the world at a depth of 60m. Each dive was 30 meters, they will be greeted by a river under water. 

This phenomenon called halocline, occurs when different salinity water was divided into separate layers. Hydrogen sulphide has created a separate class two-story turbid water and brine. The appearance of dead trees and leaves beneath the sea create a beautiful picture like the river is meandering around the mountain.

With the ancient Mayans, these sinkholes as ANGELITA water is the magical connection with a multi-dimensional universe of ours. They embody the human relationship with duality: day and night, light and darkness, heat and cold, barren and fertile, life and death, death and rebirth.