Arranged in a descending spiral around it are other tanks representing the denizens of the Pacific Ocean's seismic ring of fire. 
The ring of fire refers to volcanic activity.
Japan's proximity to the ring of fire means that it rarely experiences earthquakes.
The quarterback is Sammy Smith.
The boy is skateboarding on the sidewalk.
Captain Light arrived at Fort Cornwallis in 1969.
The man was asleep in his bed.
The woman is skiing down a mountain.
Collections of grasses and trees surrounded the springs.