Paul H. Douglas Trail (Miller Woods)

The Paul H. Douglas Trail (Miller Woods) is a 3.4-mile round trip from the Paul H. Douglas Center to Lake Michigan. It starts along a wetland, crosses black oak savanna and small interdunal ponds, reaches the open dunes and beach, then returns by the wetland’s other edge. The beach section itself is out and back, so you’ll retrace that sandy leg before the last stretch to the Center. It’s a good choice if you want to see the woods-to-lake transition in one hike; it isn’t a quick beach access walk. Plan on about two hours, with extra time if you want to linger at the water.

From the Center, follow the north, counter-clockwise side around the wetland. At the junction, turn right and head north; this is the out-and-back leg to the beach. The first stretch is relatively shaded. The path follows the wetland before it crosses a bridge and enters taller dunes. You’ll see open oak savanna, ponds tucked between sandy ridges, and the lake at the end. Return to the junction, then follow the other edge of the wetland back to the Center. Keep to the signed tread—the wetland plants and lupine habitat beside it are fragile. Beavers are sometimes active near the wetland, though sightings aren’t guaranteed.

Most of the 3.4 miles is on sand, with packed soil, gravel and short boardwalk sections. The hike is moderate and gains 46 feet, but loose sand can make it feel slower than that small elevation number suggests. It starts in relative shade and finishes in full sun; the lakefront can feel much colder or hotter than the woods. Fill up at the Center before leaving, and bring sun protection and a layer for the shore.

Miller Woods is a dune-and-swale landscape. Long sandy ridges mark old Lake Michigan shorelines; the low spaces between them hold shallow freshwater pools called pannes. Black oak savanna grows on the higher ground, where prescribed fire helps keep grasses and wildflowers in the open. In spring and summer, look for lupine, puccoon, asters and native grasses. The combination of wet pockets and dry ridges changes the scene every few minutes.

The wetlands are used by migrating and nesting birds, and the route passes beaver habitat near its first wetland stretch. Don’t count on a sighting; pay attention near the water and listen for birds in the savanna. At the beach, take a moment to look back at the dunes before turning around. The boardwalk beside the pond also makes a clear photo stop; at the lake, include a little dune edge with the water to show how quickly the route changes.

Use the paved Paul H. Douglas Center lot at 100 North Lake Street in Gary; the lot can fit RVs and buses. A national-park pass is required. The Center has restrooms and potable water while open, but there’s no water on the route. Leashed pets are allowed on leashes no longer than six feet. The full beach trail isn’t wheelchair accessible, though the walkway from the Center to the marsh boardwalk and picnic tables is. If the sandy beach route is more than you want, the separate 0.9-mile Douglas Center loop stays near the wetlands. High lake levels and storms can change trail conditions, so check park status before heading out.