Defeat Team Galactic on Mt. Coronet and either defeat, capture or run from Dialga (Diamond), Palkia (Pearl) or Giratina (Platinum).
In the Valor Lakefront.
valor lakefront-near pastoria city acuity lakefront-near snowpoint city verity lakefront-near sandgem town
There's nothing blocking you to get into Valor Lakefront. To get into Lake Valor, you must have defeated Gym Leader Bryon and have talked to Prof. Rowan in the Canalave City Library.
You can get there by going east down the stairs in Valor Lakefront.
On the Road west of Sunnyshore City (east of Valor Lakefront)
there is no key for valor lake front
verity lakefront acuity lakefront valor lakefront
You get to Sunyshore City by going down the stairs that was blocked at Valor Lakefront.
Route 222 is between the Valor Lakefront and Sunnyshore City.
sunnyshore city which is located near valor lakefront
you go to lake valor then go to valor lakefront talk too this fat guy and he ll let you pass trust me it works
we find him in valor lakefront and in the HQ in veilstone city after defeating Cyrus.