Greenfield Park - 2028 S. 124th St., West Allis (3.4 miles / 7 minutes from the Zoo interchange)
I-894 to W Greenfield Ave. / Hwy 59 (exit 1D), go west on Greenfield Ave. to S 124th St., turn left (south) on 124th St. to the park entrance and turn left / east to area # 2 and #6 parking area.