The coffee giant's iconic logo, which features a twin-tailed mermaid or "siren," has roots in an unusual and somewhat eerie history. According to the Starbucks website, the logo has evolved ...

Seeing that coffee beans travel overseas in large ships and the original Starbucks location is in the port city of Seattle, ...

a twin-tailed siren," the Starbucks website said. The siren was chosen as the logo for a multitude of reasons, including another nod to "Moby Dick," the book that inspired the chain's name.