Giant's Causeway cases the horizontal fracture has resulted in a bottom face that is convex while the upper face of the lower segment is concave, producing what are called "ball and socket" joints. The size of the columns is primarily determined by the speed at which lava from a volcanic eruption cools. The extensive fracture network produced the distinctive columns seen today. The basalts were originally part of a great volcanic plateau called the Thulean Plateau which formed during the Paleocene. According to legend, the columns are the remains of a causeway built by a giant. The story goes that the Irish
Jesse S. Cave mayor, Cave was elected Commissioner of Public Finance under the commission council government of the Maestri administration where he served from 1936 to 1946. Jesse S. Cave Jesse S. Cave (1872–1948) was briefly acting mayor of New Orleans from July 15 to August 17, 1936. Cave arrived in New Orleans in 1904 as a manager of an iron cistern company, and was elected president of the New Orleans Board of Trade in 1930. In 1932 he was elected Louisiana State Treasurer. Along with A. Miles Pratt and Fred A. Earhart, Cave was one of three acting mayors who served in