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File:Pavonis Mons lava tube skylight crop.jpg: Revision history

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10 February 2018

  • curprev 01:1601:16, 10 February 2018 Suitupandshowup talk contribs 368 bytes +368 Hole that leads to a lava tube, an entry point for a possible Mars colony Image from HiRISE http://hirise.lpl.arizona.edu/ESP_023531_1840 The dark spot turned out to be a "skylight," an opening to an underground cavern, that is 35 meters (115 feet)...