Sondra and Doug met on the cliffs of LaJolla overlooking the Pacific Ocean. He was a hang gliding pilot, she a biologist. Their paths crossed and then joined. Their story is one of adventure on every continent over the past nine years. The worlds they encounter are not the usual ones for they have chosen to take the paths less traveled and, as Robert Frost so succinctly phrased it, "That has made all the difference."