The two main types of glaciers are continental glaciers and alpine glaciers. Continental glaciers are also known as ice sheets because their form and flow are not significantly affected by underlying geographic formations. Alpine glaciers form on mountains and flow down mountain valleys.
Hanover, Pennsylvania. See also: Hanover Township, Pennsylvania (disambiguation) Hanover is a borough in York County, Pennsylvania, 19 miles (31 km) southwest of York and 54 miles (87 km) north-northwest of Baltimore, Maryland and is 5 miles (8.0 km) north of the Mason-Dixon line. The town is situated in a productive agricultural region.
Clinton County, Pennsylvania. Clinton County is a county located in the U.S. state of Pennsylvania. As of the 2010 census, the population was 39,238. Its county seat is Lock Haven. The county was created on June 21, 1839, from parts of Centre and Lycoming Counties.