I would suggest the internet, there are tons of websites out there that contain tons of research regarding tourist sites in Alaska. However, since there are some unreliable sites out there, check out travel magazines and etc with a focus on Alaska that might help you!
An easy example can be Hamlet. Some directors of the play put him in the setting where the ghost is real and played by another actor. Others put him in a setting where the ghost is played by the Hamlet actor giving off the impression that he is insane. These are two different settings for the same character and create completely different images. Use this paragraph as a starting point for your essay.
Horrible I hate school, if that is what your asking.....
Answer:
Focused on a single problem or issue.
Researchable using primary and/or secondary sources.
Feasible to answer within the timeframe and practical constraints.
Specific enough to answer thoroughly.
Complex enough to develop the answer over the space of a paper or thesis.
Explanation: