AC and sleeper buses plying to Agra so a day trip can be done. Get bus bookings done online or purchase bus tickets at ISBT. Another popular destination from Delhi is Ranthambhore National Park in Rajasthan. Wildlife lovers can take any one of the many trains to Sawai Madhopur. Delhi also serves as the gateway to the hill stations of Nainital, Ranikhet, Almora, Kullu, Manali, Shimla, Dharamshala and Dalhousie. Within Delhi, must visit places include the Red Fort, Qutab Minar, Old Fort (Purana Qila), Humayun's Tomb, Jama Masjid, Lotus Temple (Bahai Temple), Safdarjung's Tomb, Lodi Tomb, Jantar Mantar, Rashtrapati Bhavan, North and South Block (seat of the Indian Government), Parliament House (Lok Sabha), India Gate and many more places.