A Look Back: Utah's national parks over the years
Each Friday, The Salt Lake Tribune presents images from its archives in a special series called A Look Back. This week's installment profiles Utah's scenic national parks: Arches, Bryce Canyon, Canyonlands, Capitol Reef and Zion.
Every gallery of the series is available at http://www.sltrib.com/topics/lookback.
Here are some of the previous installments: