Ring vs. Rang vs. Rung. You can tell when to use ring, rang, or rung by whether you need the present, past, or past participle (used with has or have) form. I always ring the bell after I knock. He rings twice before entering.
The rocky mountains passes through six states. The six US states  are: New Mexico, Utah, Colorado, Idaho, Montana, and Wyoming.
Donnie Sexton/Travel Montana The Rocky Mountains are a massive cordillera made up of more than 100 separate mountain ranges stretching from Alberta and British Columbia to New Mexico.