Address: Wannseebadweg 25, Berlin
Getting there: take S-Bahn S7 or S1 to "Wannsee" or "Nikolassee"' from the S-Bahn station, it is a 10-minute walk to the lake
Open: April-June: Monday-Friday 10 a.m. - 7 p.m., Saturday and Sunday 8 a.m. - 8 p.m.; June - end of August: Monday-Friday 9 a.m. - 8 p.m., Saturday and Sunday 8 a.m. - 9 p.m.
Admission: 4 euros (2.50 euros reduced)
Amenities: dressing rooms, showers, Volleyball and Basketball court, table tennis, water slides, playground, rental for sun chairs, umbrellas, paddle boats.
Website: Strandbad Wannsee (in German)