Tourism in Seattle

I need to go see the sights of the city when I get back.

Gas Works Park
http://www.seattle.gov/Parks/park_detail.asp?ID=293

Spooked in Seattle Ghost Tour via Ye Ol' Curiosity Shop
http://www.spookedinseattle.com/

Underground Tour
http://www.undergroundtour.com/

Will update later...

[Edit/Add]

The Boeing Factory Tour
http://www.boeing.com/commercial/tours/index.html

Space Needle
http://store.spaceneedle.com/

Woodland Park Zoo
http://www.zoo.org/

Science Center
http://www.pacsci.org/

Scenic Flight over Seattle
http://www.seattleseaplanes.com/pages/Scenic.html

Museum of Flight
http://www.museumofflight.org/

Boat to Canada
http://www.clippervacations.com/