Florissant Fossil Beds National Monument A massive volcanic eruption 35 million years ago buried a large lake and the surrounding countryside, preserving some of America's finest insect, plant and fish fossils.
(A massive volcanic eruption 35 million years ago; buried; a large lake and the surrounding countryside) Context(A massive volcanic eruption 35 million years ago buried,List([41, 96))):(A massive volcanic eruption 35 million years ago; buried a large lake and the surrounding countryside preserving; some of America's finest insect, plant and fish fossils) (Monument; [is] National [of]; Florissant Fossil Beds)
A massive volcanic eruption 35 million years ago buried,List([41, 96))
A massive volcanic eruption 35 million years ago A massive volcanic eruption 35 million years ago Monument
buried buried a large lake and the surrounding countryside preserving [is] National [of]
a large lake and the surrounding countryside
some of America's finest insect, plant and fish fossils
Florissant Fossil Beds