Berlin Quiz :)

12345678
Across
  1. 4. is a clock system in unit with a symbolic world representation
  2. 5. Is the famous Castle in Charlottenburg
  3. 6. it is a church in the Berlin district Charlottenburg on the Breitscheidplatz
  4. 7. it is a well known gate with a horse and a woman on the top
Down
  1. 1. the oldest zoo in Germany and next to the animal park Friedrichsfeld
  2. 2. it is a big tower at the Alexanderplatz
  3. 3. was used for them Summer Olympics
  4. 8. it is a big castle