NOTE: This post has been superceded by the Sitefinity Toolkit whcih contains a search provider for news, events, and generic content items. This post remains for reference only.
Sitefinity has a very useful search-indexing feature that works pretty much out-of-the-box to index pages, blogs and news. Unfortunately, there doesn't seem to be any built-in provider for indexing events. Since I've changed the 404 page to include search results, I want to also include upcoming events in those results, just in case a date has changed or something.
This option may be available after the next release, but as of version ...