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On one of our days in the Grand Canyon, we took a tour that was not the wisest investment we’ve ever made. The van was late picking us up, the guide was nice but lacked common sense, and the tour ended abruptly when an elderly participant cut a gash in his forehead necessitating a trip to the medical center.

Though I had a moment’s vindication when out of all twelve people on the minibus, I alone was able to dial 911 on my Samsung (leaving eleven iPhone users in the dust), we would have been better off using the park shuttles to get to the points we did see on the tour…