Coso Spark Plug

Discovered in 1961 in Olancha, California by rock collectors, the Coso spark plug has left a lot of people scratching their heads for a while about this strange artifact that on face value seems out of place. How could this be that a spark plug ends up in a rock? Is...

Acambaro figurines

The Acámbaro figures were uncovered in 1944 by a German immigrant and hardware merchant named Waldemar Julsrud. He stumbled upon the figures while riding his horse and hired a local farmer to dig up the remaining figures, paying him for each figure he brought back....