Answer:

cascades

Answer	Crossword Clue
CASCADES	Mt. Rainier's range
CASCADES	Mount Rainier's mountain range
CASCADES	Mountains of the Pacific coast.

CASCADES	Range of Mount Rainier.
CASCADES	Range including Mt. Rainier
CASCADES	Falls
CASCADES	Mt. Rainier's site, with "the"
CASCADES	Pours down
CASCADES	Mt. Rainier's group
CASCADES	Waterfalls