Why This Australian Town Went Underground | Coober Pedy

Why do people in Coober Pedy live inside hills? Step into Australia's dugout homes and explore the connection between desert heat, thermal mass and the search for opal. From bedrooms and kitchens to churches and visitor accommodation, this is a real town adapting to its setting. Many buildings remain above ground, and going underground does not remove the need for ventilation, engineering or electricity. 00:00 A front door in the desert 01:04 How rock buffers the heat 02:37 The opal that started it 04:00 From mines to homes 05:31 Life inside the hillside 07:31 The limits of going underground 08:54 A different way to build Sources: https://www.cooberpedy.com/underground-liv... https://www.yourhome.gov.au/passive-design... https://www.yourhome.gov.au/materials/gree... https://www.cooberpedy.sa.gov.au/explore-c... https://www.energymining.sa.gov.au/industr... https://www.gia.edu/opal-description https://www.cooberpedy.sa.gov.au/community https://science.nasa.gov/earth/earth-obser... https://www.cooberpedy.com/attractions/ https://explore.history.sa.gov.au/organisa... https://safework.sa.gov.au/news-and-alerts... https://arena.gov.au/projects/coober-pedy-... Visual credits: Kerry Raymond, Coober Pedy underground motel room (2007), CC BY 4.0, cropped: https://commons.wikimedia.org/wiki/File:Co... https://creativecommons.org/licenses/by/4.0/ Pavel Špindler, underground church exterior (2005), CC BY 3.0, cropped: https://commons.wikimedia.org/wiki/File:Po... https://creativecommons.org/licenses/by/3.0/ Contains modified Copernicus Sentinel data 2023. European Union, Copernicus Sentinel-2 imagery, acquired August 3 2023; cropped and recompressed. https://commons.wikimedia.org/wiki/File:Co... GemSelect, Amazing Play of Color - Opal from GemSelect, CC BY 3.0. An Ethiopian opal illustrates the optical effect; it is not a Coober Pedy specimen. Trimmed and scaled from 720p HD; source audio removed. https://commons.wikimedia.org/wiki/File:Am... https://creativecommons.org/licenses/by/3.0/ Other visuals and cover are AI-created contextual reconstructions, including generic dugout interiors and historical scenes. No institutional or personal endorsement is implied. OFFSCALE explores extraordinary stories about our world and beyond.