The Lost Worlds of Planet Earth Ortelius hypothesized the idea that land masses may have been connected in the past, Alfred Wegener who hypothesized the idea of a super-continent Pangaea and continental drift despite the prevailing idea of flooded land-bridges at the time, and Bruce C. Heezen and Marie Tharp who discovered the Mid-Atlantic Ridge that supported the theory of plate tectonics. Tyson describes how the landmasses of the earth lay atop the mantle, which moves due to the motion and heat of the earth's outer and inner core. Tyson moves on to explain the asteroid impact that initiated the Cretaceous–Paleogene extinction event, leaving small mammals
First Mass in the Philippines pesos Shrine of the First Holy Mass built, an edifice made of steel, bricks and polished concrete, and erected on top of a hill overlooking barangay Magallanes, Limasawa. A super typhoon completely wiped this out just a few months later. Another shrine was inaugurated in 2005. Limasawa celebrates the historic and religious coming of the Spaniards every March 31 with a cultural presentation and anniversary program dubbed as "Sinugdan", meaning "beginning.". Yet this has no reference at all to a Catholic mass being held on March 31, 1521. Some Filipino historians have long contested the idea that Limasawa was the