This adventure is in DM Genie format, to view it you need to import it into DM Genie. You can download the free, fully functional trial of DM Genie at: http://www.dmgenie.com/download.shtml
A DM Genie adventure is fully integrated - each room has its own monsters
and treasure which you can use with DM Genie.
If you bring your laptop installed with DM Genie to your game, you will be
able to access all of the monsters' statistics at the click of a button.
Tracking their attacks, spells, hit points and other info is much easier since
you let the program take care of the math.
You can click on a room in a map and instantly view the description that corresponds.
Learn more about DM Genie's features here.
Unzip this archive to any directory. Start DM Genie. Open the Campaign Manager (F3) and use the "File->Import" menu; then, select the .Adventure file you unzipped from this archive. You can import the adventure to the root or below another adventure. All map files are automatically imported with it.
Using a computer during the game will be a great help and brings out the full power of DM Genie, but you can still use the program to prepare your adventure. For example, you can calculate encounter levels, generate character sheets or stat blocks for the monsters. DM Genie also makes creating PCs and NPCs much easier.
Check the website listed above to see if the author has made the adventure available in another format. DM Genie also has a "Print Adventure" function that allows you to create a printable text file from the adventure.