Now that the weather is finally cooperating, it’s time to acquaint yourself with fall’s biggest boot trends. The overarching theme is nostalgia, whether it’s for millennial staples (riding boots), ...

Fossilized footprints, preserved in gypsum mud that hardened over time, are estimated to be 23,000-21,000 years old. NPS / Alamy Ancient human footprints, preserved in a dry lakebed at White Sands ...