The 2.5 to 3-hour round tour 3 "Heiliger See" (Holy Lake) takes you closer to Potsdam's World Heritage sites in the north. The positions on the map indicate the location of an information board. If you call the number provided on the board, you will get useful information on this particular location. (This service is free. You are only charged for the duration of the phone call to a German landline).
The tour starts off at the Russian Colony Alexandrovka (01). Via Alexander-Nevsky Memorial Church you walk up to the Belvedere on Pfingstberg Hill (02). The next destination is the craft brewery and restaurant "Alte Meierei" in the New Garden and Cecilienhof Palace (03), to be reached after strolling down Höhenstraße. Your tour leads you back south through the New Garden toward the Marble Palace right by Heiliger See (04). Via Alleestraße you connect again with the Russian Colony Alexandrovka.