Terry's doctor told him, "There's nothing more we can do. You'll never drive again," and he was distraught. Then he recalled his military days as a Marine and sailor, and that got him through.

When Emma lost her sight in just a few months, she struggled to cope. She felt alone, her insecurities grew, and self-esteem plummeted. With time, she came to a new understanding and that helped her tremendously.

Dave calls his experience with vision loss a slow torture. In the face of this, however, he has found a sense of inspiration in explorers, history, and an activity you wouldn't typically connect with vision loss, sightseeing.