Big Muddy National Fish and Wildlife Refuge Cora Island Unit is one of the Missouri parks in thicket's catalog. thicket is a field guide to the parks near you: it maps the ones you have never noticed, gives you a reason to actually go, and keeps a record of where you have been.
Where it is
Big Muddy National Fish and Wildlife Refuge Cora Island Unit is in West Alton, St. Charles County, Missouri. Its approximate coordinates are 38.82944, -90.18003.
Check in at Big Muddy National Fish and Wildlife Refuge Cora Island Unit
thicket verifies you are actually here by GPS when you check in, so a visit means you went. Checking in builds a streak, earns achievements, and fills in your map of the places you have been.