One of the favorite classes I teach is scenery quilts made of many tiny squares. It's an original method I developed and have had success with numerous quilts.
Students bring a variety of fabrics cut into squares and we put the quilt top together kind of like a puzzle. It's really quite fun!
cross cutting sky fabrics into squares
This method is taught in my new book: "Mosaic Landscape Quilts"
as well as my out of print book:"Mosaic Picture Quilts"
Transparent Grids for 3 different sizes - designed to help you with using your own photos to make a Mosaic quilt.