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This Web site provides complex semantic annotations of its content using microformats (hCard, hCalendar) , Dublin Core meta attributes (DC and DCTERMS), as well as Geotags (geo, ICBM). Some dynamic features are implemented in JavaScript and may not work in restrictively configured browsers.

The content is HTML 4.1 / CSS level 2.1 compliant and has been checked with W3C link checker, W3C CSS validator, and W3C HTML Validator in HTML 4.01 Transitional mode. Integrated microformats have been checked with hCard Validator, Optimus validator, and Google Rich Snippets Testing Tool. All published Web pages have been systematically tested with Firefox 3.6 and Internet Explorer 8 and checked on BrowserShots.org for appearance in other browsers. The site performance has been tested in WebPageTest in line with Yahoo Best Practices for speeding up Web sites. The robot access has been verified with robots.txt checker. The robot sitemap is generated with XML Sitemap Generator. The site is regularly monitored with webmaster tools of Google, Yahoo, and Bing. If you experience any problems viewing our site in your particular browser, please let us know.

w3c html validator W3C CSS Validator Dublin Core Checker hCard Validator Optimus Microformats Validator Geotag Validator W3C Link Checker

References

The initial prototype design of this Web site has been adopted from Free CSS Templates under the Creative Commons Attribution license.

Panoramic views of Koblenz are kindly provided by the Koblenz Tourism Office: Copyright © Koblenz-Touristik. The webcam service is kindly provided by the German Federal Institute of Hydrology with suport by the Administration "Burgen-Schlösser-Altertümer" of Rhineland-Palatinate and by the Landesmuseum Koblenz.