Start your morning at the Jantar Mantar, an astronomical observatory built in 1724. You'll be amazed by the precision of the instruments used to measure time, track stars, and predict eclipses. In the afternoon, visit the National Museum, 5 minutes away by foot. It displays Indian art, history, and culture. In the evening, take a stroll through Connaught Place, a commercial and entertainment hub with several restaurants, shops, and cinemas.
Humayun's Tomb is a UNESCO World Heritage Site that inspired the Taj Mahal. It's a magnificent mausoleum of the Mughal Emperor Humayun, surrounded by landscaped gardens, pools, and pavilions. You can spend the morning exploring the complex and taking pictures. In the afternoon, head to the Delhi Zoo, 15 minutes away by car. It's one of the largest zoos in Asia, with over 1,300 species of animals and birds. You can also enjoy a toy train ride, a boating session, or a picnic. In the evening, go to the India Gate, a war memorial and a popular picnic spot. It's 10 minutes away by car and looks stunning at night.
Other places you might want to check out are the Red Fort, Qutub Minar, Lotus Temple, Akshardham Temple, and Gurudwara Bangla Sahib. You can also take a day trip to Agra, 3 hours away by car, to see the Taj Mahal and the Agra Fort. To maximize your fun, try some street food, such as chaat, samosa, and lassi, or shop for souvenirs, such as handicrafts, textiles, and jewelry. For a more immersive experience, you can join a cooking class, a dance class, or a walking tour. Finally, don't forget to bargain and use public transport or ride-sharing services to save money and time.