THE BLYTHE INTAGLIOS: California’s Nazca Lines Near the Colorado River, on the desert west of Highway 95, is 1 of the most spectacular mystery in California. These huge drawings that, like the Nazca lines, are only seen from above- the Blythe Intaglios. these huge figures hidden on the desert floor unknown to whites until the 20th century, rediscovered when George Palmer was flying over the area in 1930. Enormous figures of a man, woman, a horse, coiled snake & horseshoes on top of a mesa.