They are natural sandstone formations roughly 75 million years old, shaped by erosion into elongated whale-like shapes. From above they look like a family of whales (two adults and a calf) rising from a sea of trees. The largest is about 75-100 meters lon
Film footage of the Endurance, the ship which Sir Ernest Shackleton took to Antarctica, being crushed by the pack ice.
On a dry lakebed in Nevada, a group of friends build the first scale model of the Solar System with complete planetary orbits: a true illustration of our place in the Universe.
Professional violinist's tremors calmed by deep brain stimulation implant | from The Mayo Clinic by Ken Burns