Petroglyphs – La Silla Observatory
Much closer than Cerro Vizcachas, in fact just below the road where it passes below the 3.6m telescope, are the rock engravings, or petroglyphs, of La Silla. I visited these a couple of times when I first arrived at La Silla about 15 years ago, but haven’t been back since. Given I was wandering […]
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