Lake Kel'Theril
From Wowpedia
Lake Kel'Theril is a frozen lake in central Winterspring. The shores of the lake are home to the Ruins of Kel'Theril, which along with the lake itself is populated by many tormented spirits of the Highborne. Adventurers come here to hunt ectoplasm for their tier 0.5 armor quests.
During the periodic Elemental invasions Princess Tempestria spawn here.
Lake Kel'Theril Digsite
Lake Kel'Theril is a night elf archaeology dig site.