Basset Creek Waterfall and Drain
Under Downtown Minneapolis
Nicollet Island Tunnels
West Bank Trailraces
East Bank Trailraces
Chutes Cave and Tunnel
U of MN East Bank Steam Tunnels
U of MN West Bank Steam Tunnels
Heinrich Brewery Caves
St. Anthony Park Drain
28th Street Drain
Triple Helix Drain (West Kittsondale)
Natural Cave
Ford Sand Mines
Amphitheater Drain
Dan's Drain
Tunnel of Terror (watergate caves)
East Kittsondale Drain
Banholzer's Brewery Cave
West Seventh Sewer Labyrinth
Fountain Cave
Stahlmann's Brewery Cellars
Lilydale Park Caves
Yoerg's Cave
Temple of the Drowned Cat
South Side Sewer Maze
Laberynth
Trout Brook and Phalen Creek drains
Carver's Cave
East Side Drain Maze
The Underground Booty Squad