What on Earth? - Season 1 Episode 4 -

Satellite photos of the region north of the Dead Sea leads archeologist Dr. Collins to believe he has found the biblical city of Sodom; a three mile wide ring is seen in the ice of Lake Baikal, the oldest freshwater lake in the world; a 35 mile wide cloud shaped plume appears out of nowhere over New Mexico; a new pyramid is found in Egypt surrounded by geometric shapes making it unlike any ancient pyramid ever discovered; a small island close to Japan is covered in apartment buildings but is devoid of human life today; a strange triangle is seen in photos over the western Australian outback