1. A self-propelled construction machine comprising: a chassis supporting a machine frame and comprising front and rear wheels or running gears for moving the machine in a working direction; a working tool for working a terrain; an image recorder fixed relative to the machine frame and configured to record an image segment of a region of the terrain in a first coordinate system dependent on a position and orientation of the construction machine on the terrain; a display configured to display the image segment of the terrain; a data storage comprising project data describing a shape and location of at least one project in a second coordinate system independent of the position and orientation of the construction machine, wherein the at least one project comprises one or more structures to be installed or one or more portions of the terrain to be modified, and a data processor configured to superimpose a depiction of at least part of the at least one project located in the region of the terrain associated with the image segment on the displayed image segment of the terrain, wherein at least part of the at least one project is visualised in the image segment.