'A deep ravine that's often dry in the summer, it shares its name with a "grand" dam in Washington state'
a coulee
GEOLOGY: A deep ravine thats often dry in the summer, it shares its name with a grand dam in Washington state
A deep ravine that's often dry in the summer, it shares its name with a "grand" dam in Washington state
A deep ravine that's often dry in the summer, it shares its name with a "grand" dam in Washington state
GEOLOGY
a coulee
GEOLOGY