Twilight hike, Blue Ridge Mountains.
Friday, September 28, 2012
Tuesday, September 18, 2012
200-inch Hale Telescope
Inside the dome of the Mount Palomar Observatory resides the massive Hale Telescope. A 200-inch (5.1 m), f/3.3 reflecting telescope named after astronomer George Ellery Hale.
Tuesday, September 11, 2012
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