The Detours series celebrates lesser-known locales worth visiting across the state. Walking among the weird spires of rock that sprout like giant mushrooms in Big Bend Ranch State Park feels like wandering the set of the original Star Trek series. The sand-colored hoodoos—some as tall as a two-story building—look otherworldly, but they developed naturally. Eons of wind and rain have scrubbed away softer materials such as fine-grained mudstone and porous tuff at the base of the columns, leaving caps of hardened rock at the top. Use your imagination and you might see a human-shaped figure, a lumpy rendition of a troll, or a colossal bird egg balanced on a pedestal. These “fairy towers” famously appeared in the closing scenes of Boyhood, Richard Linklater’s 2014 coming-of-age drama. An…