Sinkhole divers. Some of the most spectacular are the Zacatón cenote in Mexico (the world's deepest water-filled sinkhole), the Boesmansgat sinkhole in South Africa, Sarisariñama tepuy in Venezuela, the Sótano del Barro in Mexico, and in the town of Mount Gambier, South Australia. Sinkholes that form in coral reefs and islands that collapse to enormous depths are known as blue holes and often become popular diving spots. Large and visually unusual sinkholes have been well-known to local people since ancient times. Nowadays sinkholes are grouped and named in site-specific or generic names. Some examples of such names are listed below. The
A Countess Below Stairs Anna finds him after she flees Muriel's ball, Rupert sees her crying on Sergei's shoulder and assumes that they plan to marry. 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