You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.
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Question: Category: NEW YORK CITY 
Clue: Opened in 1937, it got its name in response to the George Washington Bridge, north of it

Answer: the lincoln tunnel


Question: Category: HISTORIC NAMES 
Clue: This "Dragon" was first famous for resisting Ottoman domination of Romania

Answer: vlad the impaler


Question: Category: ROYAL RESIDENCES 
Clue: The only palaces on U.S. soil that were built for monarchs are found in this state

Answer:
hawaii