At least, it had been a parking meter. A bright idea and some paint transformed it into a quick, guiltless, fund raiser.
The parent organization has similar, blue meters in and around downtown Denver. From 2007 to 2013 they raised over $200,000. They accept change, debit and credit cards.
If you find yourself going through the Denver airport, look for this one on B Concourse. Clean out the coins and help a family.