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: TRANSPORTATION 
Clue: In the 19th century Gustavus Swift developed this type of railway car to preserve his packed meat
[EX A]: refrigerator car

[EX Q]: Category: THE 1930s 
Clue: On September 18, 1934 the Soviet Union joined this international organization
[EX A]: league of nations

[EX Q]: Category: TRAVEL & TOURISM 
Clue: You can spend the night in a Victorian style railroad car at the Choo Choo Hilton in this city
[EX A]:
chattanooga