No city is as touristy as Las Vegas: 40 million people are expected to visit this year, and in any given month there are nearly twice as many tourists as residents.

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The road leading to the entrance of the park is lined with the high risechain hotels that are popular with many Chinese tourists, but there are also signs that an alternative, more sustainable approach to tourism is on the rise.

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With domestic tourists as numerous as overseas visitors, there are many reasons for keeping those memories alive, Felipe said.

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