Having visited Québec City myself, I can say it's a place rich with history and vibrant culture. One of the highlights is wandering through Old Québec, where the cobblestone streets and fortified walls create an atmosphere unlike any other North American city. The image mentions “11h - 24h DECC,” which likely refers to operational hours of local attractions or events in the city—possibly during the day and into the late evening, meaning there’s plenty to explore both day and night. When I toured the city, I found that many museums and cultural spots stay open well into the evening on select days, allowing for flexible planning. For first-time visitors, I recommend visiting landmarks such as Château Frontenac, the Old Port, and the Citadelle. Additionally, local eateries offer fantastic Québecois cuisine, including poutine and maple-infused treats. Don’t miss the chance to experience the local festivals and street performances, which add a lively dimension to the city’s charm. Public transportation and guided tours can help maximize your time, especially if you want to cover more ground. Whether you’re interested in history, architecture, or culinary delights, Québec City caters to diverse interests and leaves a lasting impression.