Google now allow site owners of Google Site to copy entire sites: Manage site -> General -> Copy site. Also the “recent announcement” gadget’s upgraded, and let you control how much text’s shown in post summary. You can show full post or “photo of the day” on home page. You can also configure to show a thumbnail of the first photo in the post. Additionally, site owners now’ve more control over the search box: Manage site -> Site layout -> Configure search, can be configured to search across multiple sites, making it easier to unify related sites. Google Apps users can configure it to search across all sites in their domains. External search providers can also be used such as a Custom Search Engine or a Google Search Appliance.