Northern California artists Mark Grieve and Ilana Spector built a 65-foot-tall, 10,000-pound obelisk out of around 340 bicycles – and one tricycle. The monumental sculpture, called "Cyclisk ...

Now, a third such obelisk has popped up — this time on a mountain in Southern California. The new monolith was found atop Pine Mountain in Atascadero early Wednesday and drew a crowd of hikers ...