Whether you’re in New York City riding the S Shuttle or in San Francisco riding the Muni trains, you can’t help but notice that Ask.com has a few questions for you. Why is New York City called the Big Apple? Why is the Statue of Liberty green? How many people ride the subway each day? What’s the oldest running restaurant? When did Alcatraz close? What’s the fastest way to get across town? Why are rainbows so colorful?

Have you spotted us in these cities yet? Send us your pics and go to Ask.com to find out the answers!

- Suraya Akbarzad, Ask.com