Berlin

EU/EEA/Swiss citizens need only a valid ID. Many other nationalities (US, Canada, Australia, Japan) can visit visa-free for up to 90 days. Check with the German embassy for your specific nationality.

The Euro (€). Credit cards are widely accepted, but some smaller shops and cafes may be cash-only.

Yes, especially in tourist areas, hotels, and restaurants. Many younger Berliners speak excellent English.

Berlin Brandenburg Airport (BER) is connected by the S-Bahn (S9 and S45) and regional trains (RE7, RB14) to the city center. A taxi takes about 30-45 minutes.

Compared to other European capitals like London or Paris, Berlin is relatively affordable. Mid-range travelers can expect to spend around €80-120 per day.

Yes, tap water in Berlin is safe and of high quality. It is also perfectly acceptable to ask for tap water (Leitungswasser) in restaurants, though it's often not free.

Berlin is world-famous for its nightlife, with countless clubs, bars, and music venues. Clubs often have strict door policies; dress casually but avoid looking like a tourist. Many clubs don't open until midnight and stay open until morning.