Broemmelsiek Park 1615 Schwede Rd, Wentzville, MO63385 Broemmelsiek Park provides a recreational space for individuals throughout the St. Charles County area. This park offers…More more than seven miles of multi-use trails as well as an off-leash dog area with small water features in which dogs may swim. The trail is open for equestrian use, bicycling and hiking. There are multiple fishing lakes in the park that are stocked with bass, catfish and bluegill. The astronomy station in the park offers a viewing site with ten concrete viewing stations equipped with telescopes.