The 'Roar' singer will play shows across the globe and detailed her preparations on Twitter.
I'M GOING ON A WORLD WIDE TOUR!!!Playing ALL your favorite songs AND all the brand new ones!
— Katy Perry (@katyperry) November 17, 2013
Perry will confirm the first dates and locations tomorrow (November 18), but gave fans a hint as to where she will be starting the gigs.
"GUESS WHERE I'LL BE KICKING IT OFF?" she tweeted. "TOMORROW (Monday) I will reveal all! Clue: I love these people and their accents."
The 29-year-old's previous 'California Dreams' Tour spanned 124 dates over a year and went on to become one of the highest-grossing tours of 2011.
What to Read Next
Perry will release 'Unconditionally' as the second single from Prism, which topped the charts around the world when it was released last month.
Watch a teaser of the music video for 'Unconditionally' below:
