Burial mounds in present-day Indian Mounds Park suggest the area was inhabited by the Hopewell Native Americans about 2,000 years ago.
Iris Nebula (Wikipedia) The Iris Nebula (also known as NGC 7023 and Caldwell 4) is a bright reflection nebula in the constellation Cepheus. The designation NGC 7023 refers to the open cluster within the larger reflection nebula designated LBN 487.