1. Charminar is an iconic monument located in Hyderabad, India. It was built in 1591 by Sultan Muhammad Quli Qutb Shah, the fifth ruler of the Qutb Shahi dynasty. The monument is known for its unique architecture and grandeur, with four grand arches facing in each direction. The name \"Charminar\" comes from two Urdu words, Char, meaning \"four,\" and Minar, meaning \"tower.\"

2. Charminar is open to visitors every day from 9:30 AM to 5:30 PM. Visitors can climb up the spiral staircase to reach the upper floors of the monument, where they can enjoy panoramic views of the city. The phone number for Charminar is +91 40 6674 5986.

3. There is no entry fee to visit Charminar, but there may be a small fee for using the staircase to access the upper floors. The monument is easily accessible by public transportation, including buses and auto-rickshaws. Visitors can also hire a cab or use a ride-sharing service to reach Charminar.