Solved
Snowbird Solitaire Level 409
Was informed that a rock formation (it looked like a stack of rocks) was unlocked after the completion of Level 409. I was not able to find the rock formation item on the "Rock" tab, or any of the o...
Update:
Instead of playing in the "Reef" area (Levels 401-500), I selected the "Beach" area.
There, under Supplies, I found a yellow circled white exclamation point in the upper right corner of the "Water" tab. I also found a yellow circled white exclamation point in the upper right corner of two rock formations (the last 2 of the 7 items on the "Water" tab).
When I clicked the red circled brown "X" button just to the right of the "Supplies" sign, the "Supplies" button no longer has the yellow circled white exclamation point in the upper right corner.
