With more caves than any state park, Maquoketa Caves is one of Iowa’s most unique outdoor attractions. Enormous bluffs tower throughout the park, and a six-mile trail system winds through geologic formations and forests brimming with natural beauty. As one of the state’s earliest state parks, Maquoketa Caves has been a popular destination for picnickers and hikers since the 1860s. Grab your hiking shoes and a flashlight before traveling to Maquoketa Caves, because this state park is nothing short of adventure.