During the weekend of May 22-23, an international team attempted to dive trough the 3rd siphon of Grotta di Locoli, which can be found in Sardega. The attempt was successfull, the 3rd siphon, which waited for 22 years to pass, was lead to air filled passage after 1700 m of length, and 90m of depth (!). Quickly, a 4th siphon was found and dived trough, which turned out to be (100m,-10m). Also, a 5th siphon was found, and attempted, but the lead diver turned back after (250m,-34m). Teams who supported the diving: US Cagliaritana, GG Cai Cagliari, GSA Sassari, SC Oliena. You can read more on Scintilena . The expedition was organized by Federazione Speleologica Sarda.