Transfer the map into your photo library just like any other photo using Apple iTunes:

1. Download METRORailRedline.zip and decompress it with WinZip (PC) or StuffIt Expander (Mac);
2. In iTunes, with your iPod connected, select your iPod in the source list (lower right) then click the "Photos" tab;
3. Select the iPhoto album you just created (Mac) or select "Syncronize photos from..." and choose the Houston Redline Map;
4. Click OK and the images will be transferred to your iPod.

To view the Houston Redline Map, scroll to "Photos" then "Photo Library". For more information on transferring or viewing digital images on your iPod, check out your Apple iPod documentation.