Dersios sinkhole SELAS caving club in Greece has been exploring the cave, doubling the depth and more than tripling the length of the sinkhole. The new discoveries were made in 2003 by cave diving the first sump and emptying it by siphoning the water and in 2005 by emptying sumps in side passages of the sinkhole. Dersios sinkhole The Dersios sinkhole (Greek: Σπηλαιοκαταβόθρα "Ο Δέρσιος" "Spilaiokatavothra "O Dhersios"") is a sinkhole in Arcadia, Greece. The sinkhole, which has a depth of , has been known since antiquity and is located towards the north end of the plateau of Palaiochora at a height
Collapse! the two. Collapse! Collapse! is a series of award-winning tile-matching puzzle video games by GameHouse, a software company in Seattle, Washington. In 2007, "Super Collapse! 3" became the first game to win the Game of the Year at the inaugural Zeebys. The series has been discontinued since 2015 due RealNetworks shutting down its internal games studio. In 2006, a spin-off series called Super Collapse Puzzle Gallery! was developed into 5 games. The classic "Collapse!" game is played on a board of twelve columns by fifteen rows. Randomly colored blocks fill the board, rising from below. By clicking on a group