On your second day, explore HafenCity, the modern district adjacent to Speicherstadt. Visit the iconic Elbphilharmonie, a stunning concert hall with panoramic views of the city. Take a guided tour to learn about its unique architecture and history. Afterward, stroll along the waterfront promenade and enjoy the vibrant atmosphere. Visit the International Maritime Museum to delve into Hamburg's maritime history. In the evening, dine at one of the trendy restaurants in HafenCity and enjoy the lively nightlife.