an independent young woman eager to make her mark on the world. then one night, she disappeared. investigators would quickly discover a love triangle and thought they had their motive, but there was a big question the elvis family still needed answered, where was heather? here is andrea campaigning with "the landing". >> myrtle beach, south carolina. vacation heaven. 60 miles of instagram worthy sand and surf. and thrills at every turn. but leave the tourist behind and go inland, america 20 minutes, tua refer. it's tranquil, the trees are draped in moss, there's a boat landing here with a fancy name. peachtree landing. >> it's a quiet spot that you can go think. you don't get a lot of that in a small town. so when you find a spot, i mean you go all the time.