Sinkhole rain. An analysis of a case of sinkhole formation under a retention pond due to a large amount of rain can be seen in a sinkhole collapse study. Sinkholes have been used for centuries as disposal sites for various forms of waste. A consequence of this is the pollution of groundwater resources, with serious health implications in such areas. The Maya civilization sometimes used sinkholes in the Yucatán Peninsula (known as cenotes) as places to deposit precious items and human sacrifices. When sinkholes are very deep or connected to caves, they may offer challenges for experienced cavers or, when water-filled,
A Void A Void A Void, translated from the original French La Disparition (literally, "The Disappearance"), is a 300-page French lipogrammatic novel, written in 1969 by Georges Perec, entirely without using the letter "e" (except for the author's name), following Oulipo constraints. It was translated into English by Gilbert Adair, with the title A Void, for which he won the Scott Moncrieff Prize in 1995. Three other unpublished English translations are titled A Vanishing by Ian Monk, Vanish'd! by John Lee, and Omissions by Julian West. The book has also been translated into German (by Eugen Helmlé as Anton Voyls Fortgang, 1986),