Walk 6.8 miles out and back on a rocky singletrack path into an intimate ravine streaming with cold, blue mountain waters. The hike ends at a quiet Appalachian high point.

Hike, bike, or snowshoe this 3.1-mile loop to pioneer ruins and a relaxing waterfall in Patapsco State Park, a short drive from downtown.

Geese, mallard--and occasional Chicagoland escapees--frequent the LaSalle Fish and Wildlife Area where this 5.2-mile loop hints at the history of the world's largest marsh.

This beautiful 4.3-mile loop adjacent to the Illinois River adds welcome relief--waterfalls, sculpted sandstone canyons, and impressive overlooks--to the usually pancake-flat landscape.

This preserve offers plenty of big city escape. Shady forests, gentle waterfalls, and a lofty vista over the Des Plaines River are just a few stops along this 10.1-mile multi-use loop.

Link a sandy shoreline, forested dunes, and a boggy wetland on this easy-going, 4.2-mile lollipop loop in Indiana Dunes National Lakeshore.

This 3.4-miler tours historic sites in one of Indiana's first settlements and crosses the Little Calumet River floodplain in Indiana Dunes National Lakeshore.

Explore deep woods, ancient dune ridges, and wetland thickets on sandy trail that loops 9.7 miles through the center of the Indiana Dunes National Lakeshore.

This sandy, 3.2-mile stroll in Indiana Dunes National Lakeshore climbs dunes, skirts an ancient marsh, and ends within a stone-skipping distance of Lake Michigan's coastline.

This short hike threads through a hoodoo-filled climbing mecca with outrageous scenery and countless sidetrip options.