Pokémon Diamond and Pearl/Oreburgh Gate

Events

 * Almost immediately, a hiker will walk down and give you HM6, Rock Smash. This HM is not currently usable outside of battle, but that will be resolved after you beat Roark. To get to Oreburgh, just go to the right, passing behind the trainers' backs if you like.

Floor 1

 * There the a hiker who gives you HM 6 above the left enterance
 * There are two trainers to the left of the right enterance
 * There are rocks that can be Rock Smashed to get to the second floor upward.

Floor 2

 * There is a biker that explains that the jumps can be only made with a bike.
 * There are some items (need exact items and locations)
 * There is a Veteran and a couple of items accesible only after Surf and the neccisary badge are obtained.