The World Around Us

Map of the trees showing the direction of fall after the Tunguska explosion

Based on this tree fall data and eyewitness accounts it is suggested that there was a multiple bolide which burnt up at a height of about 4 or 5 miles (6-8 km) (see Longo et al 2005).

Credit: University of Bologna http://www-th. bo.infn.it/tunguska/gallery.htm