Hoffman's Patterns of the Past 513 South Main Street, Princeton, IL 61356, 815-875-1944, The oldest and the largest discontinued pattern-finding service in the Midwest. 

Owen Lovejoy Homestead & Colton Schoolhouse East Peru Street, Princeton, IL 61356, 815-875-2616, The most famous of the local underground railroads.

Bureau County Soldiers and Sailors Winged Monument South Main Street adn Park Avenue East, 815-875-2616, Dedicated in 1913 as a tribute to all Bureau County veterans. It is recognized as one of the largest winged monuments.

Red Covered Bridge, The Route 26, Princeton, IL 61356, 815-875-2616, Built in 1863 the only remaining covered bridge in Illinois is still in open.

Bureau County Historical Society Museum 109 Park Avenue, West, Princeton, IL 61356, 815-875-2184, Four floors of collections of Bureau County history. 

Hornbaker Gardens 22937 1140 North Avenue, Princeton, IL 61356, Off I-80 and Route 26, 815-659-3282, Hornbaker Gardens features 250 varieties of hostas, 400 varieties of daylilies, 750 varieties of iris and hundreds of other perennials and display gardens in a country setting.