1. The Hall of Opium Museum in Chiang Rai is an interactive museum focusing on the history, effects, and dangers of opium. It is located within the Golden Triangle Park and covers an area of over 10,000 square meters. The museum has a range of multimedia exhibits, including films, pictures, and audio presentations that offer detailed information on the production, trade, and use of opium in Asia. Visitors can take part in interactive exhibits offering a firsthand experience of the opium war, cultivation, and trafficking. The museum also has an outdoor garden featuring a variety of opium poppy plants and a replica of an opium den.

2. The Hall of Opium Museum is open every day except Mondays, from 9:00 am to 4:00 pm. The phone number is +66 53 716 606.

3. The entrance fee for adults is THB 300, while children under 12 years old can enter for free. The museum offers audio guides in English, Thai, Chinese, Japanese, and French for an additional fee of THB 50. Transportation options to the museum include hiring a taxi or taking a minibus from the center of Chiang Rai.