Arches National Park in Utah has over 2,000 natural stone arches, in addition to hundreds of soaring pinnacles, massive fins and giant balanced rocks. This red rock wonderland will amaze you with its formations, refresh you with its trails, and inspire you with its sunsets.
Chandar Gup - world's highest active mud volcano: There are several different geological processes which may cause the formation of mud volcanoes. Mud volcanoes are not true (igneous) volcanoes as they produce no lava. Just gases and gunk. Balochistan, Pakistan by Shah Murad Aliani