Forestville/Mystery Cave State Park, Minnesota, United States. West entrance off of county road 118.

Forestville/Mystery Cave State Park, Minnesota, United States. Pavilion.

Forestville/Mystery Cave State Park, Minnesota, United States. The shower building. It has 8 separate shower rooms.

Forestville/Mystery Cave State Park, Minnesota, United States. Main building at Mystery Caves.

Forestville/Mystery Cave State Park, Minnesota, United States. Left of main building at Mystery Caves.

Forestville/Mystery Cave State Park, Minnesota, United States. Looking left of main building at Mystery Caves. You go down that path, over a river and then the cave entrance is on the right.

Forestville/Mystery Cave State Park, Minnesota, United States. Old sign in the main building at Mystery Caves.

Forestville/Mystery Cave State Park, Minnesota, United States. Taking the cave tour.

Forestville/Mystery Cave State Park, Minnesota, United States. Cave passage.

Forestville/Mystery Cave State Park, Minnesota, United States. Cool picture spot on the side of the main building at the Caves.

Forestville/Mystery Cave State Park, Minnesota, United States. Bridge to Forestville town. The road is county road 118 and was closed for traffic spring of '08.

Forestville/Mystery Cave State Park, Minnesota, United States. Crossing the bridge to Forestville. The bridge was made in 1899.

Forestville/Mystery Cave State Park, Minnesota, United States. Left side of historic Forestville. Bridge is behind us.

Forestville/Mystery Cave State Park, Minnesota, United States. Old barn in Forestville. This building was huge. It looked like it was 3 stories high. It's one of the biggest ever build they said.

Forestville/Mystery Cave State Park, Minnesota, United States. General store in Forestville with shopkeeper waiting for visitors.

Forestville/Mystery Cave State Park, Minnesota, United States. The workshop building in Forestville. He's telling us about the tools used and work they did back in 1905.

Forestville/Mystery Cave State Park, Minnesota, United States. Inside the general store in Forestville.

Forestville/Mystery Cave State Park, Minnesota, United States. Going to visit a house in Forestville.

Forestville/Mystery Cave State Park, Minnesota, United States. Raccoons come out in droves at night. You need to keep your food in the car or they will get it. These guys came within 10 feet of us when we were around the fire at night. 3 of them were fighting right behind us and making growling sounds! We had to scare them away with our flashlights or yell at them.

Forestville/Mystery Cave State Park, Minnesota, United States. A bridge over a river on one of the hiking trails.

Forestville/Mystery Cave State Park, Minnesota, United States. Stairs going up a slope on one of the hiking trails.

Forestville/Mystery Cave State Park, Minnesota, United States. Not sure what this was but they were fairly common and would fly by your face or land on you!

Forestville/Mystery Cave State Park, Minnesota, United States. Bridge on one of the hiking trails.

Forestville/Mystery Cave State Park, Minnesota, United States. Huge tree in a river we saw when we were out hiking.