Dedicate your second day to exploring the rich cultural and historical sites in and around the Old Quarter. Start with a visit to the Temple of Literature, Vietnam's first national university and a symbol of Confucianism. Continue your journey by visiting the Ho Chi Minh Mausoleum, where you can pay respects to the country's beloved leader. Explore the nearby One Pillar Pagoda and the Presidential Palace. In the afternoon, visit the Vietnam Museum of Ethnology to learn about the diverse ethnic groups in Vietnam. Wrap up your day with a traditional water puppet show, a unique art form that originated in the Red River Delta.