You don’t have to work in a food bank or help the homeless to do some good. Websites like Kind Traveler offer suggestions, small and larger. — Last June, I took my two college-aged kids on a trip to the Pacific Northwest. One day, daughter McKenna wanted to go to Vancouver, but son Preston couldn’t travel to Canada since he wasn’t vaccinated. He agreed to be dropped off at the border town of Bellingham, Wash., …