The construction of the new church of Agia Marina below the Observatory

 
The once-upon-a-time medieval, cave-like little church of Agia Marina is integrated into the reconstruction plan of a new and far larger church bearing the same name, based on drawings by Achilleas Georgiadis.
 
Selected bibliography:

Biris 1966, 394; Lalonde 2005, 92–93.

Amidst the dense vegetation of the Hill of the Nymphs stands out the contemporary church of Agia Marina; the Observatory of Athens can be seen behind it.

(Source: Reader.gr)