... perhaps a bit extreme, and a more gently curving line would be more practical. Another idea would be to design a Templot track plan on the straight, and export it as an image file. You could then try curving the whole thing to various radii and alignments, before re-working it on the chosen alignment. This feature will be in the next TDV update shortly. Now in build# 4009. I have added a wrap along the control... button on the background shapes dialog for this purpose: 2_271001_360000000.png Many thanks again to Richard for this idea. regards, Martin. posted: 20 Jul 2011 06:36 from: Raymond Martin Wynne wrote: Following a suggestion from Richard Jones yesterday: topic 1348- message 9824 I have been having fun with maths today as a change from the battle of wits with the sketchboard. The idea is to curve a scanned prototype map track plan so that it can be fitted into a smaller space and used as a background guide for track planning in Templot. What a wonderful addition. ...