The Most Creative Graffiti and Street Art Spotted Around the World

The More You Know

• Pizza only became popular in the United States after American troops occupying Italy during World War 2 became hooked on it and then popularized it back home.
• The tongue is the only muscle in the body attached from one end.
• You can hear a blue whale's heartbeat from more than 2 miles away.
• Pittsburgh is the only city where all three major sports teams share the same colors.