A view from Santorini, across the Thera caldera, toward the open Aegean sea.

There’s nothing but water past the little islands in the foreground until you get to Crete (~100 mi / 160 km).

EXIF:
Olympus E-M1III, M.Zuiko 8-25mm f/4 Pro lens
ISO 200, 14mm, f/10, 1/400 sec