Hi all, it's seems to me that Region.align() is not working in pygrass as expected. region = Region() print region.rows -> is 977 region.align(rast) print region.rows -> should be 11682, but prints 977 Or do I overlooked anything? Thanks, Martin -- Martin Landa http://geo.fsv.cvut.cz/gwiki/Landa http://gismentors.cz/mentors/landa