Frankfurt's Old Town, also known as Altstadt, is a must-visit destination during your spring trip. Take a leisurely stroll through the charming narrow streets lined with half-timbered houses and historic buildings. Visit the famous Römer, the city hall, and marvel at its stunning architecture. Don't miss the Kaiserdom, Frankfurt's Imperial Cathedral, which dates back to the 13th century. Enjoy the vibrant atmosphere, browse through local shops, and indulge in delicious German cuisine at one of the traditional taverns.