Northrend is a zone that you can get to at level 68 from Stormwind harbour or Menthill harbour on alliance
in northrend
Gear for level 80s is dropped from Northrend heroic dungeons.
A superior race in World of Warcraft. They start off in The Eastern Kingdoms Continents include: Eastern Kingdoms Kalimdor Northrend
Azeroth is the name of the whole planet in World of Warcraft. It includes Eastern Kingdoms, Kalimdor, and Northrend. Outlands, although a not techinally part of Azeroth, is usually included when someone mentions Azeroth.
There are currently three continents in World of Warcraft. Kalimdor, Eastern Kingdoms, Northrend. Note: this does not include all of the smaller islands that can be seen on the world map, and does not include Outlands, which is a separate map.
He used to be the king of Lorderadon, before the kingdom fell to the scourge. Also, he is the father of Prince Arthas (aka Lich King), who killed him when he returned from his quest to Northrend.
The entrance to the Oculus is right above the entrance to the Nexus. You go up the ramp to reach it. The Oculus is located in the Borean Tundra sub-region of Coldera in Northrend.
As far as game mechanics and things like that, probably, but not much. As far as new content, quests, and other things, not really. Maybe a quest or two to send you to the new zones that will be added to the "old world", but other than that, not much should change in Northrend.
Titanium is mined from the Northrend zones. Specifically, the mid to upper level zones like Wintergrasp, Sholazar Basin, Icecrown, Storm Peaks, Dragonblight, and Crystalsong Forest.
Naxxramas (Naxx) is the introductory raid floating above Dragonblight in Northrend. It is in the style of a floating Scourge necropolis. Naxx was moved to Northrend by Arthas from its former home in the Eastern Plagulands and was originally a 40 man raid, but is now a 10/25 man raid. It also has a ton of bosses to grab loot from.
The Sea Turtle mount can be fished up randomly from any fishing pool in Northrend. The chances are very small however, so expect it to be a surprise, or the result of days of fishing.
Dalaran is located in the sky of Crystalsong Forest in Northrend. If you are trying to get to it on your own, you have to wait until you are level 77 and have cold weather flying from a flying trainer, and are thus allowed to fly in Northrend, but you can also ask a Mage to port you there, or a Warlock to summon you there, you may do this at any level, but they usually ask for some money for it for the reagents required in their spell.