Most active volcanoes are built on older volcanic deposits erupted from ancient volcanoes, and visitors to the present-day volcanoes walk or drive across these products of past volcanism.
(visitors to the present-day volcanoes; walk; ) (visitors to the present-day volcanoes; drive; across these products of past volcanism) (Most active volcanoes are built on older volcanic deposits; erupted; from ancient volcanoes) Context(Most active volcanoes are built on older volcanic deposits erupted,List([0, 66))):(Most active volcanoes; are built; L:on older volcanic deposits)
Most active volcanoes are built on older volcanic deposits erupted,List([0, 66))
visitors to the present-day volcanoes visitors to the present-day volcanoes Most active volcanoes are built on older volcanic deposits Most active volcanoes
walk drive erupted are built
across these products of past volcanism
from ancient volcanoes
L:on older volcanic deposits