Rope or Cable on Mars? Millions of years old?

YouTube User: whatsupinthesky37 - Today we take a look at SOL 109 of Curiosity Rovers pictures. That day about 100 amazing pictures came down. Thanks for all the positive feedback and stay tuned for more! As always here is the OFFICIAL link to the picture: http://mars.jpl.nasa.gov/msl/multimedia/raw/?rawid=0109MR0684017000E1_DXXX&s=109