Planning a trip to Europe with kids ... country to the next and kids travel free until they're 12 years old," Miner says. "It's efficient, you don't need to look at a map, you go where you need ...

The past 100 years have seen another world ... day Europe is based on the lines drawn following the conflict sparked by Princip's bullet. (Pull cursor to the right from 1914 to see 1914 map ...