Take a day trip to Strasbourg, the capital city of the Alsace region. Explore the historic center, known as Grande Île, a UNESCO World Heritage site. Admire the stunning Strasbourg Cathedral, a masterpiece of Gothic architecture, and wander through the charming Petite France neighborhood with its picturesque canals and half-timbered houses. Visit the Palais Rohan, a former residence of the prince-bishops, which now houses three museums showcasing art and history.