Maya had three days to drive from Denver to Portland. Her budget was tight, her phone storage was full, and she refused to pay for another subscription. "I just need a free way to map this," she muttered, staring at a crumpled paper atlas.

Her final secret weapon? — offline maps that worked without cell signal across Wyoming's dead zones.

The first result was — obviously free, but limited to 10 stops. Not enough for her quirky plan to see the Badlands, a tiny pie shop in Idaho, and a hidden hot spring.