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
Rock S. Edwards Farmstead Rock S. Edwards Farmstead The Rock S. Edwards Farmstead is a collection of farm buildings located at 3503 Edwards Road (now Sodus Parkway) in Sodus Township, Michigan. It was listed on the National Register of Historic Places in 1995. Rock Savage Edwards was born in 1829 in Shropshire, England. He emigrated to the United States when he was 28, and worked on farms in Ohio and Michigan to save money to purchase his own farm. In 1860, he purchased this farm for $420, likely raising grain for market in nearby Benton Harbor, and soon after planting fruit trees. In 1862,