This was my first time watching a NBA basketball game: Sonics vs Timberwolves. At that time Seattle SuperSonics were based in Seattle. Following the 2007–08 season, the team moved to Oklahoma because was sold to an investment group based there.
This is the starting point of the Underground Tour in Seattle. The tour is a network of underground passageways and basements in downtown Seattle. It was a ground level at the city's origin in the mid-1800s.
Seattle has a very good network of bike trails and lanes. Having a bike just makes your life better.
If you are going to stay in United States for a couple of months as I did, you can buy a cheap bike on Craigslist. This is a free online classified ads that serves an urban area. There you can get cool stuff within hours.