Mail MadnessJennifer StavrosJune 27, 2016Postcrossing, postcards, Black Sea, South Coast The Sea Looks Different There Mail MadnessJennifer StavrosJune 27, 2016Postcrossing, postcards, Black Sea, South Coast It's blue for being... black.This card came in from Bulgaria. Look at the color of the water and these coastal views. BG 77737 Jennifer Stavros Facebook0 Twitter Tumblr Pinterest0 0 Likes