85/365

I scoured with an OxyClean paste. I scrubbed with the Magic Eraser. Slowly and with due diligence previously lacking, the long ignored shower tiles began to show signs of hope. But the true miracle cure? A 1:1 ratio of warm white vinegar plus blue Dawn dishwashing liquid applied with a spray bottle and left for 2 hours before rinsing made the shower shine like almost new.

Now if only that nasty grout...