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 consistency, answers should be in all lower cased letters.

[EX Q]: Category: TRAVEL INDIANAPOLIS 
Clue: Union Station has a hotel that features these sleeping cars converted into hotel suites
[EX A]: pullman cars

[EX Q]: Category: TWAIN TRACTS 
Clue: A miner bets on his amphibian's leaping ability in "The Celebrated Jumping Frog of" this county
[EX A]: calaveras county

[EX Q]: Category: BRIDGES 
Clue: This Colorado canyon has the world's highest suspension bridge – 1,053' above the Arkansas River
[EX A]:
royal gorge