Dedicate the third day of your trip to exploring the vibrant Latin Quarter, which is located just a short walk from Notre-Dame Cathedral. This bohemian neighborhood is known for its lively atmosphere, charming streets, and historic landmarks. Visit the famous Sorbonne University, browse the bookshops along the Boulevard Saint-Michel, and enjoy a coffee at one of the cozy cafés. Don't miss the opportunity to try some traditional French pastries from the local bakeries.