Grand Canyon, Dragon Bravo Fire
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Grand Canyon, wildfire
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A wildfire that tore through a historic Grand Canyon Lodge had been allowed to burn for days before erupting over the weekend, raising questions about federal officials' decision not to aggressively attack it right away.
A new report has calculated that making national parks the responsibility of states would raise costs, cut revenue and reduce access for Arizonans.
Officials in Arizona and Colorado have closed huge swaths of parkland to visitors after lightning-sparked blazes destroyed thousands of acres and hundreds of structures
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Live Science on MSNGiant meteor impact may have triggered massive Grand Canyon landslide 56,000 years agoResearchers have found a link between two geological events in iconic locations of the U.S. Southwest that scientists previously didn't think had anything to do with each other.