Singer and actress Selena Gomez has announced she will kick off her 56-city world tour Aug. 14 in Vancouver. The tour will include stops in Los Angeles, Chicago, Boston, London, Paris, Madrid; Stockholm, Sweden; Amsterdam, Netherlands, and Kiev, Ukraine, and will wrap up Nov. 27 in St. Louis said a message posted on her website Monday. \"I couldn\'t be more excited to tour again but this time around the world,\" Gomez said in a statement. \"This has been such an interesting few months. My music has grown and I want my fans to see a new side of me. Can\'t wait to see y\'all on the road.\"