The official site gives a virtual tour via a sensitive cut-away drawing. Photographs and history room-by-room of the home of U.S. presidents, designed by Irish-born James Hoban.

The only neo-classical Georgian cathedral in Ireland, designed by John Roberts (1714-1796). The official site includes a history and images.

Article by Jane Boyd-Brent for About Scotland on the burst of Neo-Classical architecture in Edinburgh in the 18th century and its architects, including Robert Adam. Photographs and map.

About.com provides an illustrated introduction to the simplified Neo-Classical style favored by the well-to-do in 18th-century America.

An illustrated description from the University of Leicester, with bibliography, of the dissemination of Classicism to the English provinces.

Descriptive information from the Digital Archive and American Architecture.

An illustrated history of this grand Classical building in Toronto, designed in 1860 and the focus for legal activity in Ontario. The Great Library is touted as the most beautiful room in Canada.

Photographs and history of this splendid Neo-Classical building, erected between 1842 and 1855 to the designs of Harvey Elmes and now a conference venue.

Examples of porch architecture in Neo-Classical and Federal styles. Includes Italian Renaissance buildings by Palladio and examples from the American South, Washington and Arlington.