On your second day, take a break from the Great Wall and immerse yourself in the rich culture of Beijing. Start your day by visiting the iconic Tiananmen Square, one of the largest public squares in the world. From there, explore the magnificent Forbidden City, a UNESCO World Heritage Site that served as the imperial palace for centuries. Afterward, indulge in some traditional Chinese cuisine for lunch and then visit the Temple of Heaven, a beautiful complex where emperors used to pray for good harvests. In the evening, you can enjoy a traditional Peking Opera performance or explore the vibrant nightlife of Beijing.