For Valentine's Day, National Geographic asked Your Shot, National Geographic's photo community, to submit pictures that best represent what love meant to them. You can learn more about the contest here. Here are eight of the best photos for your enjoyment.
Photograph and Caption by Brenda Sutton, National Geographic Your Shot
A group of children watch as a walrus performs and then waves to them. Point Defiance Zoo, Tacoma, WA - 6/3/08. Taken with a Nikon D-70. You can see Sutton's gallery here.