Doi Suthep large number of tourists is damaging the area's natural environment. Untreated waste water flows directly into the Huai Rap Sadet Waterfall. The annual Visakha Bucha pilgrimage up Doi Suthep leaves more than 30 tonnes of garbage in its wake. Doi Suthep Doi Suthep (ดอยสุเทพ), is a mountain ("doi") west of Chiang Mai, Thailand. It is in elevation and is one of the twin peaks of a granite mountain. The other peak is known as Doi Pui and is slightly higher (1,685 m). Doi Suthep is from Chiang Mai city centre. The vegetation below 1,000 m is mostly deciduous forest, with
Misaki Doi loser berth in the main tournament. Doi was defeated by her first-round opponent Arantxa Rus of the Netherlands. After failing to qualify for the main draws of the US Open and Toray Pan Pacific Open, Doi found success at the HP Open, where she defeated Chanelle Scheepers of South Africa 2–6, 6–1, 6–3 to reach her first-ever tour semifinal. 2013 marked the first year in which Doi qualified for all four Grand Slam tournaments. In the 2013 Australian Open, Doi punched her second-round ticket with a 6–3, 6–4 victory over Croatian Petra Martić before losing 6–0, 6–0 to Maria Sharapova.