Apostle Islands National Lakeshore, Bayfield, WI

Aztalan State Park (Cool archaeological site), Lake Mills, WI

Buena Vista Park (Nice overlook) Alma, WI

Blackjack Springs Wilderness, Eagle River, WI

Boot Lake Recreation Area, Chequamegon-Nicolet National Forest, Townsend, WI

Boulder Lake Campground, Chequamegon-Nicolet National Forest, Langlade, WI

Buckhorn State Park (Canoeing), Necedah, WI

CamRock County Trail (Bike), Cambridge - Rockdale, WI 

Castle Mound Campground / Pine State Forest - Black River Falls, WI

Cave of the Mounds, Blue Mounds, WI

Copper Falls State Park, Mellen, WI

Chacchoben, Costa Maya, MEXICO

Cozumel, MEXICO

Devil's Lake State Park, Baraboo, WI

Elroy-Sparta State Trail (Bike), Sparta, WI

Glacial River Trail (Bike & Hike - Jones Dairy Farm Market), Fort Atkinson, WI

Governor Dodge State Park, Dodgeville, Wisconsin

Great Smoky Mountains National Park, Gatlinburg, TN

Harrington Beach State Park, Belgium, Wisconsin

Harvest Caye, Belize

Hertel, Wisconsin (Might be related to Otto Hertel)

International Crane Foundation, Baraboo, WI

John Muir Trails, Kettle Moraine Southern Unit, La Grange, Wisconsin (Hiking & Biking)

Kentuck Lake, Chequamegon-Nicolet National Forest, Eagle River, Wisconsin

Lake Kegonsa State Park, Stoughton, Wisconsin

Lone Tree Bluff Trail, Kettle Moraine Southern Unit, Whitewater, Wisconsin (Hike)

Maya Key, Roatan, Bay Islands, Honduras

Mirror Lake State Park, Baraboo, WI 

Mississippi Palisades State Park, Savanna, Illinois

Missouri Headwaters State Park, Three Forks, Montana

Mount Rushmore National Memorial, Keystone, SD

Natureland County Park, Whitewater, Wisconsin (Nice hiking trails)

Nugget Lake County Park, Plum City, Wisconsin (Nice hiking trails, picnic area & lake)

Olympic National Park, Port Angeles, WA

Paradise Springs Nature Trail (Accessible), Eagle, Wisconsin (Self-Guiding Trail Guide)

Razorback Lake, Vilas County, Wisconsin

Seven Waters Bike Trail (Case-Eagle County Park), Rochester, Wisconsin

Star Lake, Vilas County, Wisconsin

Stewart Lake County Park, Mt. Horeb, Wisconsin

Sugar River State Trail, New Glarus, Wisconsin (Bike)

Tower Hill State Park, Spring Green, Wisconsin

White River State Trail, Springfield, Wisconsin (Bike)

Whitewater Effigy Mounds Preserve, Whitewater, Wisconsin (Short Hiking)

Whitewater Lake State Park, Whitewater, Wisconsin (Nice beach)

Wildcat Mountain State Park & the Kickapoo River, Ontario, Wisconsin

Willow River State Park, Hudson, Wisconsin (Nice beach)

Wyalusing State Park, Prairie du Chien, Wisconsin

Yellowstone Lake State Park, Blanchardville, Wisconsin (Nice beach)

Yellowstone National Park, Yellowstone National Park, WY

YMCA Camp Nawakwa, Lac du Flambeau, Wisconsin