It's not only Edinburgh and Cardiff that are new to the event; there's a further 9 neighbouring cities that will be visited!! But you'll need to stay tuned to find out. This year there are going to be summit finishes - which haven't been seen since 2013.
Now lets get to the good bit!
Stage 1: The 188-kilometre Royal Mile opening in Scotland's capital will also include a 79km loop in the Scottish Borders, allowing the fans and passing spectators to see the worlds fastest on two wheels, not once - but twice in one day!
Stage 2: Racing from Kielder Water and Forest Park, all 120 of the worlds greatest cyclists will travel approx. 211km; making it the longest stage of the tour. The race will finish in Blyth with a finishing loop, so if you miss a beat - don't worry, you'll see it for a second time this year.
Stage 3: A 182km stage, passing through the Normanby Hall County Park estate and finishing in Scunthorpe.
Stage 4: At this halfway mark, all 120 roadies will pass through Harworth and Bircotes where the museum and memorial to 1965 World Champ Tommy Simpson is located.
Stage 5: It's time trial timeeee! The 10 mile loop will start and finish in Clacton - who'll come out on top here...
Stage 6: Some of the new neighbouring towns added to this years tour come in to play here. With the professionals passing through Mildenhall, Bury St Edmunds, Eye, Framlingham and Woodbridge.
Stage 7: Who'll stumble at the last hurdle... With the King of the Mountains climb commencing just 10km before the decent into Cheltenham (also a new town).
Stage 8: Where the Cardiff finale welcomes the winners! The 180km route will begin in Worcester and finish on King Edward VII Avenue near Cardiff City Hall.
You can find all the available live broadcasts here!