Marina Bay in Gibraltar is a vibrant waterfront area known for its yachts, restaurants, and bars. It's generally accessible to visitors, though some areas may have limited access due to private events or boat maintenance. Both solo and guided visits are enjoyable, with guided tours offering more insights into the area's history and maritime activities. There aren't significant seasonal restrictions, but the weather can impact the experience, with the summer months being the most popular. The cost can vary depending on dining and activities, but a visit to the marina itself is free. A typical visit could last from a couple of hours to a full day, depending on your interests and how much time you spend at the various establishments. Consider checking local event schedules for special activities or festivals.