Dave Graham of Frederickstown, Ohio, has volunteered after natural disasters around the country. He's been spending time offering to listen to stories of tornado survivors in Dawson Springs, Ky.
Critics say volunteering abroad does not always benefit local communities. The coronavirus travel bans have led to a different approach for volunteers who want to donate their services.
From students to professionals to retirees, many people are eager to fly off for a volunteer stint. How can we make sure they really do make things better?