Water drips from a swimmer's foot in Buenos Aires. | (Lukas Schulze for OIS/IOC/Handout via REUTERS) A lifeguard passes a giant marionette in New Brighton, Britain. | (REUTERS/Darren Staples) An inflatable sculpture extends from a warehouse in Philadelphia. | (AP Photo/Matt Rourke) Mariah Carey performs in Los Angeles. | (REUTERS/Mario Anzuoni) People building a human tower in Tarragona, Spain.