Mars' surface features range from ancient, cratered terrain like Earth's Moon to immense volcanoes that would dwarf Mt. Everest and a canyon that would stretch across the United States.
(Mars' surface features; range; from ancient, cratered terrain like Earth's Moon; to immense volcanoes) (immense volcanoes; would dwarf; Mt. Everest and a canyon) (a canyon; would stretch; across the United States)
Mars' surface features immense volcanoes a canyon
range would dwarf would stretch
from ancient, cratered terrain like Earth's Moon to immense volcanoes
Mt. Everest and a canyon
across the United States