Documents hundreds of buildings and leading architects across the world with 3D models, photographs and drawings, commentaries, biographies and bibliographies. Searchable.

An international team maintains this huge database of tall buildings, navigated by map and list. Also lists construction companies and architects, and supplies news.

Dylan presents an illustrated database of the world`s tallest buildings. The illustrations drawn to one scale make it easy to compare heights internationally or within a city. Includes dates and architects.

Elegant bilingual official site offering history, guided tour via an interactive map, 360-degree panoramas, gallery of masterpieces and visitor information.

Elegant site from UNESCO explaining the choice of certain buildings and sites as World Heritage. List with pictures and information available on each. French and English language options.

A huge collection of images of architecture across the world, with an emphasis on the Mediterranean region, Australia and Japan, collated by Michael Greenhalgh of the Australian National University.

The official site for this grandiose 19th-century mansion in Asheville, North Carolina, designed by Richard Morris Hunt in the French Renaissance style. Brief history, photographs, visitor information.

Galleries of photographs of European and North American architecture from Classical to Post-Modern, whole facades and details, with explanations, by Mary Ann Sullivan, Bluffton College, US.

Official site for facts, history, business directory, and a kids section with a printable coloring book.

Extensive collection of castles, palaces, fortresses and monasteries. Organized with search engine, maps, descriptions, photos and a directory.

Location maps, photographs and information on over 400 castles and some abbeys and holy wells. Essays by experts on all aspects of the subject, glossary, bibliography.

Club devoted to the architect, with information on his work, plus events and membership information.

Includes a photograph and biography of Antoni Gaudí and illustrated descriptions of his works, together with information on other art nouveau works in the region and a bibliography.

US-based Castles Unlimited offers a commercial research service. Lists of castles; photo gallery; ground plans and bird`s-eye views of a few castles; general background articles; glossary.

Castle-fan Jim is building himself a mock-medieval home. Here he gathers images of other imitation castles in the US.

Widely regarded as the best example of high Elizabethan architecture in Britain. Attractions include several mazes and a Dr Who exhibition.

Images of buildings in Europe and America from prehistoric to 20th century by Prof. Jeffrey Howe of Boston College, USA.

The official site provides photographs and brief history of the magnificent Baroque imperial palace, with visitor information. The archive of plans, images and papers will be open to the public in future.

Diagram and catalogue of tall buildings in Kansas City as well as development news from throughout the KC metro area.

The British Museum provides a readable, illustrated introduction to the pyramids of Ancient Egypt. Includes an interactive reconstruction of Khufu`s pyramid complex.

The Department of Architecture offers an MA in Architectural History.