Google Field Trip makes its way to the UK, helps you one-up the Queen with Buckingham Palace trivia

Want to learn a bit about that giant obelisk just outside your bedroom window? Or perhaps you're curious about the 16th century structure a few blocks away. As you approach, Google's Field Trip app will chime in with a bit of trivia, along with a photo of the site -- and, if you're wearing headphones or using Bluetooth speakers in your car, it'll even "read" that description to you. The app has been available to Android users in the great US of A since September, but it's now making its way to t...