#msh45 |work| (Full)

The 1980 eruption remains the deadliest and most economically destructive volcanic event in U.S. history. The #MSH45 campaign serves several purposes:

Could you please clarify what refers to? For example: #msh45

Unlike the famous Route 66, which is often crowded with tourists and souvenir shops, U.S. 45 is a working artery. It runs north-south from the Upper Peninsula of Michigan all the way down to Mobile, Alabama. It slices through the heart of the country, bypassing the glamor for the grit and genuine beauty of the American interior. The 1980 eruption remains the deadliest and most