Mouse: left drag turn, right drag move, wheel zoom, click the map to jump. Keys: WASD move, Q/E turn, R/F zoom, Z/X tilt, M map, G drop the scale person (1.8 m) at the view's centre, C place a stand-in city (walls about 1 km across) there, U undo the last city, T walk (WASD walks, Shift runs, mouse turns the view), N/P next/previous seed. Touch: one finger turn, two fingers pinch to zoom and drag to move, tap the map to jump. Walking: hold and drag on the left half to walk (drag far to run), drag on the right half to look.