1. Chandni Chowk is a busy and bustling market located in Old Delhi, India. It was built in the 17th century by Mughal Emperor Shah Jahan and was originally a canal that reflected moonlight. The market is famous for its narrow and winding lanes, which are filled with shops selling a variety of goods, including textiles, jewelry, spices, and electronics. It is also home to some of the oldest and most popular food shops in Delhi, serving traditional Indian snacks and sweets. Chandni Chowk is a popular tourist destination and is known for its vibrant culture, chaos, and energy.

2. The market is open every day except Sunday from 10 a.m. to 8 p.m. There is no official phone number for the market as it is made up of numerous individual shops.

3. There is no entry fee for Chandni Chowk. The market is accessible by metro, with the Chandni Chowk station located nearby. It is also well-connected by bus and auto-rickshaw. However, due to the narrow lanes and heavy traffic, it is advisable to avoid driving to the market.