1. Old Montreal (Vieux-Montréal) is the historic district of Montreal, known for its European architecture, cobblestone streets, and vibrant cultural scene. It was founded in 1642 and played a major role in the development of Canada as a French colony. Today, visitors can explore the area’s museums, galleries, boutiques, churches, and restaurants.

Some interesting facts about Old Montreal include:

- It is home to the Notre-Dame Basilica, one of the most famous churches in Canada.

- The district is also known for its many festivals and events, including the Montreal International Jazz Festival and the Montreal Fireworks Festival.

- At its peak, Old Montreal had over 50,000 residents, but by the 1950s, it had become run-down and dilapidated. It wasn’t until the 1960s that the area underwent a revitalization effort that transformed it into the tourist destination it is today.

2. The working hours of individual businesses in Old Montreal can vary, but in general, most shops and attractions are open from around 10am to 6pm. Many restaurants and bars stay open late into the night. If you need to contact a particular business, you can usually find their phone number on their website or through a quick Google search.

3. There is no admission fee to enter Old Montreal, as it is an open-air historic district. However, some of the museums and attractions in the area do charge admission fees. The best way to get to Old Montreal is by walking or taking public transportation, as parking can be difficult and expensive. The nearest metro stations are Place-d’Armes and Champ-de-Mars. If you are driving, there are several pay parking lots in the area.