Old cities are urban areas that have historical significance and often feature architecture and layouts from earlier periods. They typically showcase narrow streets, ancient buildings, and landmarks that reflect the culture and history of the region. Examples include cities like Rome, Jerusalem, and Istanbul, which have been inhabited for centuries. These cities often attract tourists due to their rich heritage and unique charm. Many old cities are recognized as UNESCO World Heritage Sites, highlighting their importance in preserving history. Visitors can explore museums, markets, and historical sites that tell the story of the city's past and its evolution over time.