Rajon ki Baoli is a beautiful water cistern located in Mehrauli Archaeological Park in Delhi, India. It is one of the oldest and best preserved cisterns in the country and is an important example of Islamic architecture.The cistern was built in the 15th century during the reign of the Lodi dynasty and consists of four levels of rectangular tanks, which are connected by a series of steps. The tanks are lined with finely carved limestone and house a number of small shrines and temples.In the past, Rajon ki Baoli was used for cooking and drinking water by the royal family and members of the palace. The water from the cistern was considered very pure and was also used for religious ceremonies.Today, Rajon ki Baoli is a popular tourist destination. Visitors can stroll through the beautiful complex and courtyard of the cistern and admire the intricate sculptures on the walls. The cistern is also a popular landmark for photography and meditation.To reach Rajon ki Baoli, you can take the subway to Qutub Minar station (yellow line). From there, you can take a rickshaw to reach the cistern. Rajon ki Baoli is located within the Mehrauli Archaeological Park, which is open from 7 a.m. to 6 p.m. daily.Here are some suggestions for your visit to Rajon ki Baoli:The cistern is open from 7:00 a.m. to 6:00 p.m. daily.The entrance fee is INR 30 for adults and INR 15 for children.It is advisable to wear comfortable shoes, as there are many steps to climb.If you visit during the summer, bring a bottle of water.The reservoir is a popular tourist destination, so it can be crowded. If you want to avoid the crowds, try to visit early in the morning or late in the evening.The cistern is a beautiful place to take photos, so don't forget your camera!