1. Neue Wache, also known as the New Guardhouse, is a building located in the heart of Berlin, Germany. It was originally built in 1816 as a guardhouse for soldiers and has since been converted into a memorial to victims of war and tyranny.

Inside the building, visitors can see the centerpiece sculpture, \"Mother with her Dead Son\" by Käthe Kollwitz. The statue is meant to symbolize the suffering of all mothers who have lost a child to war. The Neue Wache is widely considered to be one of the most powerful and moving memorials in Berlin.

2. The Neue Wache is open from Tuesday to Sunday, from 10am to 6pm. The phone number for the memorial is +49 30 22 69 98 60.

3. Admission to the Neue Wache is free and no ticket is required. The memorial is easily accessible by public transportation, with the closest U-Bahn station being Unter den Linden (U5).