I believe 7, though I have only gotten through once.
10, which is my soccer jersey number, this messag is from messi
In order to battle Brandon in the Battle Pyramid, you have to get through all 7 floors 3 times in a row without losing in the Battle Pyramid. If you succeed in doing that then you will battle Brandon when you go to the next floor.
48 floors but no public access.
8 Floors.
It has 29 floors and then the bottom where you battle Giratina
You battle Latios on 25F.
For each facility you need to beat the 7 trainers (there may be less in the battle pike and there are more in the battle pyramid) 3 times in a row then defeat the frontier brain on your 4th round. Note for the battle pike and pyramid you need to clear the rooms and floors a certain amount of times to battle the frontier brain.
2 floors the first is a mini game and the second one is for a cog battle
Second Battle of Pyramid Lake happened in 1860.
There are 15 floors in the Hidden Land, and there are 8 in Hidden Highland. And after that you battle Dusknoir, but if you already have, it takes you to Temporal Tower.
Silver Trench has 99 floors, but you'll meet, battle and recruit Lugia on the 99th floor.
there are 10 floors in amp plains and 9 floors in far amp plains. in the 10th floor of far amp plains, you battle a boss! (i'm not saying who!)