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 Countess Below Stairs A Countess Below Stairs A Countess Below Stairs is a 1981 British historical romance novel by Eva Ibbotson. It follows the story of Anna Grazinsky, a Russian countess, after World War I. It has also been published under the title The Secret Countess as a young adult novel. Anna is a charming child who sees the good in everything and everyone: her cousin Sergei, her younger brother Petya, and all of her multiple governesses. She has lived her whole life being pampered and adored by her father, fussed over by the servants, and cosseted by her mother. However, she is