Considered to be the cultural center of Europe, Berlin is attracting artists from all over the world. The vigorous energy and optimism, along with cheap rents are making it a hub of international artists. Starting from the paintings in Nazi bunkers and the graffiti painting in the park, Berlin is a haven for all the art enthusiasts who wish to explore different hues of art. From the over 440 art galleries with numerous world-class pieces, along with its vibrant festivals and creative spirits of the local artisans, Berlin is brimming…