The Brandenburg Gates, the iconic symbol of Berlin.

The Berliner Dom (Berlin Cathedral), built in 1747 though heavily damaged in WWII and later restored.

Looking West across Berlin from the top of the 1200 foot Fernsehturm. You can see the Berliner Dom and Museum Island in the foreground, the Brandenburg Gates and Parliament at the edge of Tiergarten in the center and Potsdamer Platz in the upper left corner.