In Berlin, the wealthy and elite tend to congregate in the affluent southwestern district of Grunewald and the historical western center of Charlottenburg. Grunewald is known for its exclusive mansions, forest surroundings, and proximity to the tranquil lakes, making it a favorite for old-money families and celebrities seeking privacy. Charlottenburg offers a more urban luxury experience, centered around the high-end boutiques of Kurfürstendamm (Ku'damm) and the historic villas near Savignyplatz. For shorter stays, the rich frequent ultra-luxury hotels like the Hotel Adlon Kempinski near the Brandenburg Gate or the Ritz-Carlton at Potsdamer Platz. Another rising area for the "new money" and tech elite is Mitte, particularly the sleek penthouses overlooking the Spree River. Dahlem is another prestigious neighborhood, often housing diplomats and academics in sprawling, high-walled estates.