The Conciergerie is a must-visit historical landmark in Paris. It was once a royal palace and later a prison during the French Revolution. This stunning Gothic building offers a glimpse into Paris’s fascinating past. Visitors can explore the old prison cells and see where notable figures like Marie Antoinette were held. With its beautiful architecture and intriguing history, the Conciergerie is one of the top things to do in Paris. It is located on the banks of the River Seine, making it easy to combine with other Paris attractions. Don’t miss out on this iconic site during your trip to visit Paris.