'Blue Moon' Over Spain
The Blue Moon looms over the village of Sant Elm on Majorca Island in eastern Spain.
'Blue Moon' Over Saint George's Castle
A partially cloud-covered Blue Moon rises behind the Saint George Castle as night falls in Lisbon, Portugal.
Blue Moon Over Greece
The full moon over the Orthodox Church of 12 Apostoles in Artaki, on Euboea, Greece, on March 31, 2018.