Gradient #2 ยท from the archive

What does this map show?

No title, five guesses at what it measures.

An unlabeled map of the United States, shaded from light to dark.
LessMore

Guesses left

5 of 5 left

Land

Shape and size

Where it sits

One shaded map, no title. Every wrong guess turns over a hint, and fewer guesses score higher.

5 of 5 guesses left