1959 Hebgen Lake earthquake 1959 Hebgen Lake earthquake 1959년 헵젠 호수 지진 1959 Hebgen Lake earthquake Hebgen Lake Earthquake "1959 Hebgen Lake Earthquake." (en) http://en.wikipedia.org/wiki/1959_Hebgen_Lake_earthquake 1959 Hebgen Lake earthquake http://en.wikipedia.org/wiki/1959_Hebgen_Lake_earthquake English English English 1959년 헵젠 호수 지진