Guild Wars 2

Can any1 help. like where and what lvl can be found for dungeons?

examples like
1) AC is at Ascalon and is lvl 30 and above.

heard that there are fractals dungeon where can i find it?

http://wiki.guildwars2.com/wiki/Dungeon#List_of_dungeons

For more information, when you get to the certain level suitable for new dungeon, you will receive a letter in your mailbox to show you there.