Zone 5
Great Plains (Iowa, North Dakota, South Dakota, Nebraska, Kansas, Oklahoma)
North Dakota
Ice Cave Loop
2.1 mile loop; 170ft. elevation gain; Easy
Caves, rocks, cliffs, badlands; Little Missouri National Grassland
South Dakota
Rankin Ridge
1.0 mile loop; 239ft. elevation gain; Moderate
Views, fire tower, forest; Custer
Iowa
Tallgrass Trail
2.2 mile lollipop loop; 99ft. elevation gain; Moderate
Prairie, forest; Neal Smith National Wildlife Refuge
Nebraska
Mexican Canyon
1.4 mile loop; 308ft. elevation gain; Easy
Canyon, badlands, views, rock formations; Fort Robinson State Park
Mexican Canyon Loop Trail Guide
Kansas
Overland Park Arboretum & Botanical Gardens
Varies; Varies; Usually Easy
Gardens, playground; Overland
Oklahoma
Green Trail
3.9 mile loop; 244ft. elevation gain; Moderate
Creek, lake, forest; Lake Lawtonka
Zone 6
Great Lakes States (New York, Ohio, Michigan, Wisconsin, Minnesota, Indiana, Illinois)
Minnesota
Switchback to Galloping Goose Loop
8.6 mile loop; 456ft. elevation gain; Moderate
Lakes, forest, Cuyuna State Recreation Area
Switchback to Galloping Goose Loop Trail Guide
Wisconsin
Ice Age Trail: Gibraltar Rock
4.8 mile shuttle; 799ft. ascent, 684ft. descent, Moderate
Forest, views, lake; Lake Wisconsin
Ice Age Trail to Gibraltar Rock Trail Guide
Illinois
Giant City Nature Trail
1.0 mile loop, 160ft. elevation gain; Easy
Cliffs, rock formations, forest; Giant City State Park
Indiana
Hemlock Cliffs National Scenic Trail
1.2 mile loop; 147ft. elevation gain; Moderate
Cliffs, waterfall, forest, canyon; Hoosier National Forest
Michigan
Green Trail
1.6 mile lollipop loop; 8ft. vertical gain; Easy
Forest, river; Humbug Marsh
Ohio
Cedar Falls
0.9 miles out & back; 157ft. elevation gain; Easy
Forest, waterfall, creek; Hocking Hills State Park
New York
Lemon Squeeze and Eagle Cliff
8.0 mile loop; 1,502ft. elevation gain; Strenuous
Rock formations, forest, views; Harriman State Park
Appalachian Trail to the Lemon Squeeze Trail Guide; do it as a loop with Eagle Cliff.