This summer, more people than ever before are booking rooms on Airbnb and using carpooling websites and smartphone apps to get around on vacation. The new "share economy" can be a money saver in areas hard hit by the economic crisis, like southern Europe.
But in sunny Spain, authorities are cracking down.
In Barcelona — one of the top destinations for European tourists this summer — police are pulling over and ticketing drivers suspected of using the private taxi app Uber.
Every summer thousands of interns flood the offices of Capitol Hill. One of their primary duties is to give constituents tours of the famous buildings. They parade visitors from the rotunda to statuary hall, offering stories and anecdotes.
But while these intern tours provide a great deal of information, they are sometimes a little short on actual history.