Historical cities are urban areas that have significant cultural, architectural, or political importance due to their long-standing history. These cities often feature well-preserved buildings, monuments, and streets that reflect the architectural styles and lifestyles of past eras. Examples include Rome, known for its ancient ruins, and Jerusalem, which holds religious significance for multiple faiths. Many historical cities are recognized as UNESCO World Heritage Sites, highlighting their global importance. They attract tourists and researchers interested in exploring their rich heritage. Cities like Athens and Istanbul showcase a blend of ancient and modern influences, making them vital to understanding human history and development.