More than seven-hundred and fifty million years ago, an ocean covered the globe. Then, an ancient continent broke up. The waters receded. The story of this old ocean is embedded in the desert of southern Utah. The guides here talk about the world in increments of thousands, millions and billions of years. They point to tracks left by dinosaurs and the ancient petroglyphs sketched high on the rock face; the sedimentary layers of the rich, red Navajo Sandstone formations and the blackened lava fields speak to a time long before that. This story is from Kinfolk Issue Thirty-Three Buy Now Related Stories Arts & Culture Issue 33 At Work With: Liz Kleinrock Meet the elementary school teacher on a mission to improve diversity and anti-bias training. Arts & Culture Issue 33 Archive: Buckminster Fuller No work, no knowledge silos: When the future of education belonged to Buckminster Fuller. Arts & Culture Issue 33 Life Lessons: Parenting Before you try and teach your children, learn about your past. Arts & Culture Issue 33 Erica Chidi Cohen Laura Rysman meets the woman standing in front of a very different sort of classroom. Arts & Culture Issue 33 Cult Rooms: Black Mountain College Black Mountain College was an incubator for visionary designers, but the campus itself was a hodgepodge of styles—and a health and safety nightmare. Arts & Culture Issue 33 Spot the Difference Train your brain with these Spot the Difference and Odd One Out picture riddles.