Portal:Pennsylvania/Did you know/3

• … that the large pothole in Archbald Pothole State Park (sign pictured) in Pennsylvania formed about 13,000 years ago in the Wisconsin glaciation, but was not discovered until 1884 by a coal miner?
• … that Chiques Creek in Pennsylvania, named for the Lenape word Chiquesalunga (meaning place of crayfish), has 13 variant names according to the USGS?
• … that although the name of Pennsylvania's western Conewago Creek means at the rapids in the Lenape language, there are no rapids in the creek itself?
• … that Ravensburg State Park in Pennsylvania, built by the Civilian Conservation Corps in the 1930s, is named for the ravens that still roost there?
• … that Ole Bull State Park in Pennsylvania is named for the renowned Norwegian violinist who tried to establish a Norwegian colony in the wilderness there in the 1850s?