Start your week-long trip to Gran Vía by arriving in Madrid and checking into your hotel. Once you're settled, head out to explore the vibrant Gran Vía. This iconic street is known for its stunning architecture, bustling shops, and lively atmosphere. Take a leisurely stroll along Gran Vía, admiring the beautiful buildings and stopping at the various boutiques and department stores for some shopping. Don't forget to try some delicious Spanish cuisine at one of the many restaurants or tapas bars along the way.