Mathematica is an exhibition presented by San Francisco's Exploratorium museum. Although the physical exhibition concluded on May 5, 2002, some online material about the makers of Mathematica is still available for browsing. Well known modernist designers Charles and Ray Eames created the exhibit 40 years ago to make math fun. The most interesting resources on the Web site are the three Real Video...

In 2001, the Museum of Modern Art and the Whitney Museum of American Art celebrated one of the greatest architects of the twentieth century, Ludwig Mies van der Rohe, with concurrent exhibitions that showcased the architect's work. Although the exhibits no longer exist, this Web site highlights some of Mies's most famous works, including the German Pavilion in Barcelona, the Seagrams Building in...

This Web exhibition from MoMA presents a history of modern utopian and visionary architecture, using architectural drawings donated to the museum by the Howard Gilman Foundation in 2000. The drawings date from the late 1950s to the 1970s. The main menu is two spheres, Megastructures (larger, public buildings and complexes) and Postmodern Roots (smaller buildings, retail and houses), from which...

The Society of Architectural Historians (SAH) was founded at Harvard University in 1940 and "promotes the study, interpretation, and conservation of architecture, design, landscapes and urbanism worldwide for the benefit of all." The SAH's outreach programs include the "Journal of the Society of Architectural Historians," an annual conference, study tours, and more. On the homepage, visitors can...

Based out of Chicago, the Society of Architectural Historians (SAH) has compiled this annotated list of digital resources that will edify and entertain those with an interest in the built environment. The thematic sections offer SAH Resources, Preservation Resources, Image Collections, and Regional Architecture. Within each of these are links to high-quality sites and useful resources, such as the...

Perhaps one of the finest neo-Classical cathedrals in the world, the current St. Paul's cathedral is an example of the outstanding architecture of Christopher Wren, and a testimony to his dogged persistence and passion for his life's work. In keeping with the attention to detail that is indicative of Mr. Wren's work, the St. Paul's Web site has detailed information on visiting the cathedral, the...

Presaging the movements of political ecology, "smart growth", sustainable development and other trends of the past three decades, R. Buckminster Fuller remains one of the most misunderstood Renaissance individuals of the 20the century. Today, Mr. Fuller is most well known for inventing the geodesic dome, which he hoped would become a model for low-cost housing across the world. Over his life, Mr....

Jeffrey L. Thomas has created this online trove of visual and written material dedicated to providing visitors to his site with information about the castles of Wales. Himself a devotee of Welsh culture, Mr. Thomas offers a site that features background reading on castle construction, the Welsh language, medieval Welsh history, and a glossary of terms related to castles. From the main menu, users...

Housed at Virginia Tech, the International Archive of Women in Architecture (established in 1985) is an impressive attempt to archive and document the "history of women's involvement in architecture by collecting, preserving, storing, and making available to researchers the professional papers of women architects, landscape architects, designers, architectural historians, critics, and planners."...

Like many of his peers who were "to the manor born", Sir Henry Dryden was a 19th century Brit who was fascinated with archaeology and the world of antiquity. Before his death in 1899, he produced thousands of architectural and archaeological drawings based on the things he saw and studied during his travels around Britain and Europe. Recently, a consortium of institutions including the University...