The Baigong pipes, which are also known as 白公山铁管 (Bai Gongshan Iron Pipes) and Delingha pipes, are a series of pipe-like featuresfound on and near White...

oddity. Aix-en-Provence petrified tools: Likely petrified tree remains. Baigong pipes: Their natural origins have been challenged. Bosnian pyramid complex:...

Qaidam Basin Geladandong mountain Headwaters of the Yangtze River The Baigong Pipes According to 2010 China National Census 青海省统计局、国家统计局青海调查总队 (August 2016)...