1. Hanoi Old Quarter is located in the heart of Hanoi, Vietnam. It is a historical district that dates back to the 13th century. The area was divided into guilds, with each street named after the product or service sold there. Today, it maintains its ancient character and charm with narrow streets filled with traditional shops, ancient temples, and French colonial architecture. It also offers a bustling nightlife scene with street food stalls, bars, and live music.

2. The Old Quarter is open 24/7, but individual shops and businesses have their own schedules. Phone numbers for businesses can be found online or by asking locals.

3. There is no admission fee to enter the Old Quarter. Transportation options include walking, biking, or hiring a cyclo (a three-wheeled bicycle taxi). Taxis and ride-sharing services are also available. It is advised to negotiate prices before getting in a cyclo or taxi.