When Mount St. Helens erupted earlier this year, it focused the attention of the whole world on the almost incredible destructive forces that volcanos can release. Geologists from around the world congregated at the volcano and NOVA joined the vigil for an in-depth look at the incident and its aftermath.
회원들이 생각을 공유하면 여기에 리뷰가 표시됩니다.
아직 음악이 없습니다
사운드트랙 추가