An A-Z Guide To The Search For Plato's Atlantis

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    Atlantipedia will be wound down in 2023. After nearly twenty years compiling Atlantipedia on my own, and as I am now approaching my 80th birthday, I have decided to cut back on the time I dedicate to developing this website. An orderly conclusion rather than an enforced one is always preferable before the Grim Reaper […]Read More »
  • Joining The Dots

    Joining The Dots

    I have now published my new book, Joining The Dots, which offers a fresh look at the Atlantis mystery. I have addressed the critical questions of when, where and who, using Plato’s own words, tempered with some critical thinking and a modicum of common sense.Read More »

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Cosci, Marcello

Marcello Cosci (1929- 2009) was former head of Siena University’s archaeological photo-interpretation department. After extensive studies of satellite imagery Professor Cosci arrived at the remarkable conclusion that Sherbro Island off the coast of Sierra Leone had features that matched Plato’s description of Atlantis(a).

A paper submitted to the 2008 Atlantis Conference by Cosci is now available online(b). Cosci has published his theory as well as the relevant images in book form[611].

(a) Satellite images show ancient structures off the coast of Sierra Leone, West Africa | Sola Rey*

(b) The Atlantis Hypothesis | Associazione Marcello Cosci ( (Italian) *