Alysos

{{Short description|Rock in Meteora, Greece}}

{{Infobox mountain

| name = Alysos

| other_name = Άλυσος

| photo = J26 557 Alissos, Kalambáka.jpg

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| map = Greece

| highest =

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| elevation_m = 587.8

| elevation_ref = {{Cite web|url=https://arch.duth.gr/wp-content/uploads/2021/03/melegkou.pdf|title=Μετέωρα: Ικριωματικά καταφύγια|publisher=Δημοκρίτειο Πανεπιστήμιο Θράκης (Τμήμα Αρχιτεκτόνων Μηχανικών)|date=December 2019|access-date=2022-06-08}}

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| coordinates = {{coord|39.7137308|21.6300414|format=dms|display=inline,title}}

| coordinates_ref = {{cite web|title=Node: Άλτσος / Άλσος (3830643354)|website=OpenStreetMap|date=2020-04-26|url=https://www.openstreetmap.org/node/3830643354|access-date=2022-06-03}}

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| location = Meteora

| country = Greece

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| region = Thessaly

| region_type = Administrative region

| district = Trikala

| district_type = Regional unit

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| settlement = Kalabaka

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Alysos ({{langx|el|Άλυσος}}), also known as Altsos (Άλτσος) or Alsos (Άλσος), is a rock in the Meteora rock formation complex of Thessaly, Greece.{{cite web|title=Meteora, Rock climbing|website=theCrag|date=2016-05-11|url=https://www.thecrag.com/en/climbing/greece/meteora|access-date=2022-06-03}} The rock overlooks the eastern side of the town of Kalabaka.