175 Coffee Highway — The 175 Coffee Highway in Dongshan, Tainan, is actually Provincial Highway 175. It starts from Guanziling in the north and extends south to Wushantou Reservoir, Nanxi, and other places.

175 Coffee Highway. The 175 Coffee Highway in Dongshan, Tainan, is actually Provincial Highway 175. It starts from Guanziling in the north and extends south to Wushantou Reservoir, Nanxi, and other places. The 175 Coffee Highway in Dongshan, Tainan, is actually Provincial Highway 175. It starts from Guanziling in the north and extends south to Wushantou Reservoir, Nanxi, and other places. As Dongshan is the birthplace of local coffee, there are many unique coffee shops along the way, earning it the beautiful name of "Coffee Highway." Address: 臺南市東山區市道175線 Hours: 00:00–23:59 Tainan