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July 5: The couple stopped at Kansas' Monument Rocks
July 8: Their next stop was Colorado Springs
July 10: Petito updated her Instagram with photos of her walking at Grand Sand Dunes National Park
July 16: Petito’s smiling in a photo from the couple’s next stop at Zion National Park
July 20: Petito informed her Instagram followers that they were at Cedar Breaks
July 21: The next stop was Bryce Canyon National Park
July 26: Petito posted a photo relaxing in a tub at Mystic Hot Springs
July 30: The couple stopped at Canyonlands National Park Mesa Arch
August 12: The couple took a hike at Arches National Park
August 13: BF posted an Instagram photo from their next destination in Moab, Utah
August 24: The couple were seen checking out of a hotel in Salt Lake City, Utah
August 25: Petito’s family spoke to her for the last time over the phone and she said she was in Grand Teton National Park
Van-lifer, 22, disappears after cross-country trip to Yellowstone with her fiancé | Daily Mail Online