I have a hard time visualizing land just from topos. Use a arial photo also and you get a better grasp of the land. The below link is the best FREE one I have found, you can get awsome Res. If you could post that on here too(might not be able to if too high a pixel count) if would help all the not so analytical hunting fools like me....
http://terraserver.microsoft.com/
The one bad thing is the pics are 10 years old, but if the farm hasn't changed much......