Gather the prettiest leaves you can find, sandwich them in sheets of wax paper, stack up your heaviest books, and tuck the leaves into the pages of the bottom book. Usually leave them in the book stack for a week or so.
Paintings by Claire Sherman. As a landscape artist I can attest to the fact that rock formations are no easy thing to paint! They are a tedious composition of varying light and shapes, and Claire seems to do a great job with painting them here.