All Things Inaugural
Plans about the inauguration are updated daily, so here are a few great resources to keep tabs on:
The official inauguration website has everything from the history of inaugural ceremonies to ball listings.
The D.C. government has a presidential inauguration website dedicated to all the logistics of the big day, including how to get to the parade, road closures, what to expect while you're there, and more tips for an enjoyable experience.
The D.C. government has an FAQ page dedicated to the inauguration.
The Washington Post has launched an Inauguration Watch blog offering frequent updates.
Washington's official tourism office, Destination D.C., has a wealth of information.