Progressive care nurse, PCU RN, PCU, progressive care, progressive care unit, patient care, PCU nurse, nurse, nursing, RN, R.N., registered nurse, healthcare, health care, hospital, step down nurse, telemetry nurse, ER holding Springfield is known for some of its popular attractions, which include: The Amazing World of Dr. Seuss Museum Basketball Hall of Fame Forest Park MGM Springfield Springfield Museums College town - four 4 yr colleges and and a community college.