Tunguska Event - Surviving Tree Size:1908 Cross Section - Limited Edition they are all oval in

they are all oval in shape

Catastrophes and Lesser Calamities : The Causes of Mass Extinctions

you'll adventure across billions of years of history

NASA disposition paperwork received with this item indicates this particular piece of the payload liner was removed after Discovery’s mission to deploy numerous science instruments (STS-85)

Tunguska Event - Surviving Tree Size:1908 Cross Section - Limited Edition they are all oval inThe Tunguska Event is part of the First Edition collection. We are happy to offer it once again as a stand alone specimen! On June 30, 1908, the largest impact event in recorded history occurred over the skies of the Podkamennaya Tunguska River in Siberia. In an instant, a 12 megaton explosion leveled 80 million trees over an area of 830 square miles (2,150 sq km), and for nights after, the skies of Eurasia glowed with light. This specimen is a