The Wall of Love is a love-themed wall of 40 square metres in the Jehan Rictus garden square in Montmartre, Paris, France. The wall was created in 2000 by calligraphist Fédéric Baron and mural artist Claire Kito and is composed of 612 tiles of enamelled lava, on which the phrase 'I love you' is featured 311 times in 250 languages. Each tile is 21 by 29.7 centimetres (Wikipedia)