SearchinQ

http://www.friendsofstrawberryhill.org/
A charity dedicated to the preservation and restoration of Horace Walpole's 'little Gothic castle.'

http://www.harewood.org/
Featuring the stately home, museum, and art gallery set in magnificent grounds, with a large exotic bird collection and extensive estates.

http://www.canberrahouse.com.au/
The site provides history and overview of modern residential architecture in the Australian Capital Territory.

http://www.waddesdon.org.uk/
Information about the National Trust Property, originally built for Baron Ferdinand de Rothschild to display his vast collection of 18th century art.