- Photograph taken during Leonid Kulik’s expedition (1928)to the site of the Tunguska Event, which occurred twenty years earlier on June 30th, 1908, likely an explosion caused by a mid-air burst of an asteroid, the most significant impact event in recorded history. Gallery
Photograph taken during Leonid Kulik’s expedition (1928)to the site of the Tunguska Event, which occurred twenty years earlier on June 30th, 1908, likely an explosion caused by a mid-air burst of an asteroid, the most significant impact event in recorded history.