There used to be a site called Corridors of Time that discussed various Chrono Series topics. As of 2006, it has strangely disappeared following a small update by its owner. Archived here are three interesting and relevant pages. An archive of the entire site is available here. The links on the pages below will also take you to the Wayback Machine's archive of the site, allowing browsing there. Keep in mind that several parts of the site are outdated due to recent discoveries and conclusions made concerning topics of analysis in the Chrono Series.
From: Main Page