| Show lavas aru one of the greatest natural wonders in java the fire island a large lake of boiling mud is situated almost in the center of the plains of Gro bogana fifty baals to the northeast of solo it is almost two miles in circumference and m the center immense columns of soft hot mud may be seen continually rising and falling like great black timbers thrust forth and then suddenly withdrawn by a giants hands besides the phenomena of the columns there are two gigantic bubbles near the western edge which fill up like huge balloons and explode on an average of three times per minute |
