Gloryholeswallow Password -

The search led Eli through the town, observing the behaviors of the townspeople, and noting any peculiarities at dusk. It wasn't until Eli approached the old windmill on the outskirts of town that the clue became apparent. The windmill's sails cast a shadow that resembled a swallow in flight. As dusk approached, the positioning of the sun's light and the shadow created a unique pattern on the ground.