📜 A unique desert site where people create rock art signatures, located north of Yuma, Arizona, in Winterhaven, California. Since World War II, this stretch of the Yuma desert has been decorated with rock signatures, covering over 1,200 acres with names, messages, dates, and designs. # Why Go 🗿 Unique rock art site 📜 Historical significance from WWII soldiers 🏞️ Over 1,200 acres of decorated land 🏜️ Explore vast desert landscape 🚗 Off-road driving experience # Why Avoid ⚠️ Requires 4-wheel drive vehicle for access # Tips 💡 Bring your own rocks for decorating 🚗 Black rocks are available on the road leading in Take Picacho Road from Winterhaven, bear left at Barney Oldfield Road.