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Charles Z. Horwitz

Located at:

Retzer Nature Center
S14 W28167 Madison St.
Waukesha, WI  53188

When entering our address in your smart phone or GPS for directions,
if it does not show the destination near the intersection of DT and Madison,
try one of the methods below.
The planetarium is located in Retzer County Park.

GPS Tips
Program for the intersection of:
County highway DT and Madison St
or Madison and Hy 18

On your device, locate the Retzer Nature Center on the map first.
Then select click on "directions" or "go to" or "start",
and follow the instructions.

Our coordinates are:
43.018014, -88.309640

Common errors:
The planetarium is no longer downtown Waukesha
it is not downtown Genesee (Depot).

Take I-94 to hwy G ( Waukesha / Pewaukee exit )
Go south (1.9 miles) on  Meadowbrook Rd.
Turn right ( West ) onto Hwy. 18
Go 1.2 miles and turn left ( South ) onto Hwy DT.
Follow the signs to the Retzer Nature Center.