prothonotary warbler, water birds

Important Bird Area.
Take Mason Road in Burlington to the east left around the north end of the airport. This is the last stoplight on HWY 61 at the south end of Burlington, just past Culvers and Buffalo Wild Wings if you are coming from the north the first stop light if you are coming from the south Follow this around the airport to Summer St. the next light, and turn south right. Follow Summer St. south a few miles until you see a sign for Cessford Quarry turn east left there and follow it over the RR tracks, looking for the parking lot designated Blackhawk Bottoms. Follow the waking path into the field where you will encounter plenty of water.