How to View Maps

Maps and other large images are presented as GIF or JPEG files and require no special viewers, unless you choose to download and view maps offline.

For off-line viewing, you can download a possible four formats:

• GIF Format thumbnail
• JPEG format
• JPEG2000 format
• TIFF format

You may require special software to view the downloaded JPEG2000 format.   The following are some of the programs that can view JPEG2000 files and these are available for free:

• Chasys Draw IES - http://www.jpchacha.com/chasysdraw/ External  (Windows 7)
• FastStone Image Viewer 5.5 - http://www.faststone.org/ External (Windows)
• GIMP - http://www.gimp.org/ External  (Windows, MacOS)
• Irfanview - http://www.irfanview.com/ External (Windows)