Want to know about the deepest cave in the world? Well when we're searching all over the internet about the deepest cave in the earth we have found that Krubera Cave with 2.000meter depth was recognized as the world's deepest cave. here's the information about them that we cited from the wikipedia.
Krubera Cave or often called as Voronya Cave sometimes spelled Voronja Cave was known as the deepest cave on earth. It is located in the Arabika Massif of the Gagrinsky Range of the Western Caucasus, in the Gagra district of Abkhazia, Georgia.
The difference in the altitude of the cave's entrance and its deepest explored point is 2,191 ± 20 metres (7,188 ± 66 ft). It became the deepest-known cave in the world in 2001 when the expedition of the Ukrainian Speleological Association reached a depth of 1,710 m (5,610 ft) which exceeded the depth of the previously deepest cave, Lamprechtsofen, in the Austrian Alps, by 80 m. In 2004, for the first time in the history of speleology, the Ukrainian Speleological Association expedition reached a depth greater than 2,000 m, and explored the cave to -2,080 m (-6,824 ft). The current maximum depth of 2,191 m was reached during a 46 m dive by Gennadiiy Samokhin into the terminal sump during the expedition of the Ukrainian Speleological Association in August–September 2007. The cave remains the only known cave on Earth deeper than 2,000 metres. You can read more about Krubera Cave from Wikipedia page here.
And here's some of the amazing picture of the deepest cave in the earth - Krubera Cave
Here's the Map of Krubera Cave