Route 7 and Parfum Palace in Kalos.
There's a bunch of nonsense places in Kalos, and after you exit that little town with that pointless mini-castle you enter in a route with A FREAKING SNORLAX BLOCKING THE WAY
Seriously GF? Another Snorlax?
(I hate how Kalos copies many things from Kanto: the starters, the Snorlax, the Lapras, and even the non-official copy of Viridian Forest aka Santalune Forest)
First of all, I always get there with headache (Idk why but the beginning of X/Y gives me headaches)
Second, how I said before, the old Snorlax blocking the way because he ain't got nothing els