NATURAL PHENOMENA TOUR BLEDUG KUWU

Tourists observe heat sludge blowing in Bledug Kuwu tourism object, Kradenan, Grobogan Regency, Central Java, Tuesday (15/1/2019). Bledug Kuwu is a geological site to see the natural phenomenon of mud volcano ('mud volcanoes') or the phenomenon of activity of hydrocarbon and gas liquid movement from the earth to the surface. ANTARA PHOTO/Aditya Pradana Putra/pd.