സൗദിയിലെ അൽ ഖറാഹ് ഗുഹ / Jabal Al Qarah cave / Al qarah mountain / Al Ahsa /

Al-Qarah Mountain or Jabal Al-Qārah, also known as "Al-Shabaab Mountain", is a mesa of 75 metres (246 feet) in Al-Ahsa, in the Eastern Province of Saudi Arabia.
 This mountain counts as one of the most important natural sights in Al-Ahsa, and was registered in the UNESCO world heritage center's list in 2018, after the inclusion of Al-Ahsa Oasis. It is located 15 kilometres (9.3 miles) to the northeast of Al-Hofuf.
Some of its caves, such as
Al-Nashab", have moderately steady temperatures throughout the year.

abrasion, and collapses.[citation needed]

Caves and Cavities
There are 3 types of caves in the mountain:[5]

1- First type formed due to the dissolving and abrasion process of water-soluble rocks, and it is the most common type of limestone cave detected in Saudi Arabia.

2- Second type is a result of collapses of the upper layers because of chemical weathering and abrasion, therefore, the removal of lower layers lead to the formation of wide caves sometimes. The most famous cave of this type is located at the west of the mountain, and it is called "Al-Eid Cave", or "Maqarat Al-Eid", in which the events accompanying with collective wedding take a place there, and it are held annually.

3- Third type is formed because of earthquake Fissures and it is a cavernous system that takes a regular form of straight fissures, and corridors like. The number of these straight corridors reaches 28, with a length of 1.5 km (0.93 mi).

The most famous cave of this type is Al-Nashab cave which has been invested by Ahsa Tourism company under the name "Land of Civilizations project in Al-Qarah mountain". Each one of the caves has natural characteristics which made the locals take advantage of it based on their usage like the annual collective wedding, and other activities for tourists. among the most famous caves in the mountain is: