 Entry Fee: Indians: Rs. 50/- || Foreign Nationals: Rs. 200/- 3. Jantar Mantar The Next place to visit in our one day Jaipur sightseeing tour is Jantar Mantar, an astronomical observatory used to measure the distances and positions of celestial bodies. It was constructed by Maharaja Sawai Jai Singh II. The monument can prove to be really resourceful and fun for science enthusiasts and children will enjoy their time here too.  Timings: 9:00 AM to 4:30 PM  Holiday / Closed on: Open on All Days  Recommended Duration: 45 Minutes  Entry Fee: Indians: Rs. 50/- per person || Foreign Nationals: Rs. 200/- per person || Foreign Students: Rs. 100/- per person 4. Birla Temple