Buildings by Mansart, Hardouin-Mansart, the Lemerciers, Gabriel, Mique, Bernini, and Tessin can be viewed at this resource about the baroque.
Peruse pictures of palaces, pagodas, and picturesque and palatial plantations put together by the planners of the rococo period.
Read a modest introduction to the more refined and linear architectural style that grew out of the heavy and overdone baroque.
Encyclopedia article explains the architectural style that originated in France and predominated in most of Europe in the 18th century.
Architecture fans' guide to the art provides a brief overview of the rococo period and a photograph of the Residenz in Germany as an example.