Sinkhole Sinkhole A sinkhole, also known as a cenote, sink, sink-hole, swallet, swallow hole, or doline (the different terms for sinkholes are often used interchangeably), is a depression or hole in the ground caused by some form of collapse of the surface layer. Most are caused by karst processes—for example, the chemical dissolution of carbonate rocks or suffosion processes. Sinkholes vary in size from both in diameter and depth, and vary in form from soil-lined bowls to bedrock-edged chasms. Sinkholes may form gradually or suddenly, and are found worldwide. Sinkholes may capture surface drainage from running or standing water, but may
Close to a World Below Close to a World Below Close to a World Below is the fourth album by Immolation. It was released on Metal Blade Records in 2000. Since its release, "Close to a World Below" has received universal acclaim. Todd Nief of AllMusic gave the "Close to a World Below" four and a half stars, calling the album a late-career classic. He stated that with "Close to a World Below", Immolation released one of the most profound and creative death metal albums of the 2000s which gave a new voice to a genre deluged with cookie-cutter clones. Metal Storm gave "Close to