The panorama gives an impression of the hill (although the weather messed the scene up a bit). There is also a link to a panorama from a Swedish dolmen.
O
odysseus
The similarity with Tholos tombs in Mycenae struck me: Round chamber with recesses (although Atreus Treasury has only one).
News and discussion about the book Atlantis from a Geographer’s Perspective: Mapping the Fairy Land, by Ulf Erlingsson. A short video presents some of the intriguing details from the book.
The author considers that Plato’s Atlantis was a utopia, but shows that with a probability of over 99.98%, Plato based the description of Atlantis’ geography on Ireland.