Warsaw is generally a safe city for travelers, but it's always good to be aware of your surroundings. Petty crime such as pickpocketing can occur in tourist areas, so it's best to keep valuables secure. Be cautious in crowded places and avoid walking alone late at night. Respect local customs and be mindful of your belongings, especially in crowded areas and public transportation. Avoid areas with a reputation for higher crime rates, and stay in well-lit, populated areas, especially after dark. Stay alert and take necessary precautions to ensure a safe and enjoyable trip.