The Seven Wonders of the Peak were described in the 17th century by the philosopher Thomas Hobbes in his book De Mirabilibus Pecci: Being The Wonders of the Peak in Darby-shire, Commonly called The Devil's Arse of Peak. The wonders refer to places to visit in the Peak District of Derbyshire in England. Thomas Hobbes worked for the Dukes of Devonshire at Chatsworth House, as tutor and secretary. After touring the High Peak in 1626, Hobbes published his 84-page Latin poem De Mirabilibus Pecci in 1636. It was published with an English translation in 1676. He recounted: These wonders are: