Hang Son Doong Cave | Breathtaking Biggest Cave Of the World

Hang Son Doong Cave Vietnam

Hang Son Doong Cave Vietnam

The name "Son Doong" cave means "mountain river cave". Hang Son Doong Cave is the world largest cave was created 2-5 million years ago by river water eroding away the limestone underneath the mountain Where the limestone was weak, the ceiling collapsed creating huge skylights. This gigantic cave is situated in Quang Binh province, Vietnam.

Hang Son Doong Cave Vietnam

Hang Son Doong Cave was found by a local man named Hồ-Khanh in 1991. The local jungle men were afraid of the cave for the whistling sound it makes from the underground river. It was not until 2009 that it became public after a group of British scientists from the British Cave Research Association, led by Howard and Deb Limbert, conducted a survey from April 10 through April 14, 2009. Their progress was stopped by a large calcite wall.

Hang Son Doong Cave

According to the Limberts, this cave is five times larger than the Phong Nha cave, previously considered the biggest cave in Vietnam. The biggest chamber of Hang Son Doong is more than five kilometers long, 200 meters high, and 150 meters wide. The cave passage is so large that it could hold a block of 40-storey skyscrapers.

Hang Son Doong Cave

Ball's Pyramid | An Amazing Mountain in Pacific Ocean

Ball's Pyramid

The picture of Ball's Pyramid may raise doubt people's mind that is this place really exist on the earth! Believe it or not Ball's Pyramid formed about 7 million years ago. This amazing spectacular looking mountain is a volcanic landforms created when magma hardens of a shield volcano and caldera.

Ball's Pyramid

Ball's Pyramid is the tallest volcanic stack in the world. It was discovered in 1788, by Lieutenant Henry Ball. This mountain is located 20 kilometers (12 mi) southeast of Lord Howe Island of Australia in the Pacific Ocean. The 562 metres (1,844 ft) high Ball's Pyramid is part of the Lord Howe Island Marine Park in Australia.

No one was able to climb to its summit until 1965.  In 1982 climbing was banned and soon after all access to the island was restricted. Nowadays, the policy has changed and climbing is allowed, but only under strict conditions.