Mount Rainier shadow casts on the sky at sunrise. It only happens when the sun rises farther to the south and has to be in the exact position to where Rainier blocks the first rays of morning light. (Source)

Mount Rainier shadow casts on the sky at sunrise. It only happens when the sun rises farther to the south and has to be in the exact position to where Rainier blocks the first rays of morning light. (Source)

Mount Rainier shadow casts on the sky at sunrise. It only happens when the sun rises