Weather Blog The Arches That Salt Built A layer of salt called the Paradox Formation played a crucial role in the formation of thousands of arches within Utah’s Arches National Park. Read More… About Author OTW Observer See author's posts Continue Reading Previous: Met Office shares best possible London weather forecast for May 10-11 weekendNext: London weather to bask in 11 days of sunshine – when temperatures will be hottest Related Stories Mutnovsky Volcano Weather Blog Mutnovsky Volcano July 27, 2025 Buccaneer Archipelago Weather Blog Buccaneer Archipelago July 26, 2025 More Lava Fills Kilauea Crater Weather Blog More Lava Fills Kilauea Crater July 24, 2025