Important historic site opened as nature park with interpretive trails, pavilion, frontage on Bayou Liberty. Land originally part of Spanish land grants, later hosted a trading post and was site of ferry crossing. Open Friday, Saturday and Sunday, 9am-4:30pm. The pier over Lake Pontchartrain, next to Interstate 10 twin spans south of Slidell are open Friday, Saturday and Sunday, 7am-6pm. Admission is free. Located .8 miles east of Northshore Blvd. on Gause Blvd., Slidell.