Santorini

Sentinel-1 CSAR IW acquired on 11 February 2017 at 16:13:44 UTC
Sentinel-2 MSI acquired on 05 October 2017 at 09:00:09 UTC
Author(s): Sentinel Vision team, VisioTerra, France - svp@visioterra.fr
Keyword(s): Geohazard, natural disaster, geology, volcano, Greece, Mediterranean Sea
Fig. 1 - S1 (11.02.2017) - vv,vh,ndi(vh,vv) colour composite - Thera & Therasia are the main remnants of the flooded Santorini caldera.
Fig. 2 - S2 (05.10.2017) - 11,8,2 colour composite - Santorini's eruption 3600 years ago likely took a part in the fall of the Minoan civilization.
Fig. 3 - S2 - 12,11,4 colour composite - The cataclysmic eruption & collapse may be the source of the Atlantis myth.
Fig. 4 - S2 - 4,3,2 natural colour - At the centre of the caldera, Nea Kameni was formed by successive lava flows that happened afterwards.