Tourism is of moderate economic importance to Indiana and continues to grow. In 2001, there were about 57.7 million visitors to the state with travel expenditures at about $6.7 billion. The industry supports about 113,000 full time jobs.
About 70% of visitors participate in outdoor activities. Summer resorts are located in the north, along Lake Michigan and in Steuben and Kosciusko counties, where there are nearly 200 lakes. Popular tourist sites include the reconstructed village of New Harmony, site of famous communal living experiments in the early 19th century; the Indianapolis Motor Speedway and Museum; and the George Rogers Clark National Historic Park at Vincennes.
Indiana has 23 state parks, comprising 59,292 acres (21,800 hectares). The largest state park is Brown County (15,543 acres/16,290 hectares), near Nashville. There are 15 state fish and wildlife preserves, totaling about 75,200 acres (30,400 hectares). The largest are Pigeon River, near Howe, and Willow Slough, at Morocco. Game animals during the hunting season include deer, squirrel, and rabbit; ruffed grouse, quail, ducks, geese, and partridge are the main game birds.
In addition to the Indiana State Museum there are 15 state memorials, including the Wilbur Wright State Memorial at his birthplace near Millville, the Ernie Pyle birthplace near Dana, and the old state capitol at Corydon. Among the natural attractions are the Indiana Dunes National Lakeshore on Lake Michigan (12,534 acres/5,072 hectares); the state's largest waterfall, Cataract Falls, near Cloverdale; and the largest underground cavern, at Wyandotte.