Folders in Windows

Source
Here is a list of all of the folders that have been moved in Windows Vista, along with their new location:

Windows XP Location	Windows Vista Location
\Documents and Settings	\Users
\Documents and Settings\$USER$\My Documents	\Users\$USER$\Documents
\Documents and Settings\$USER$\My Documents\My Music	\Users\$USER$\Music
\Documents and Settings\$USER$\My Documents\My Pictures	\Users\$USER$\Pictures
\Documents and Settings\$USER$\My Documents\My Videos	\Users\$USER$\Videos
\Documents and Settings\$USER$\Application Data	\Users\$USER$\AppData\Roaming
\Documents and Settings\$USER$\Cookies	\Users\$USER$\AppData\Roaming\Microsoft\Windows\Cookies
\Documents and Settings\$USER$\Local Settings	\Users\$USER$\AppData\Local
\Documents and Settings\$USER$\NetHood	\Users\$USER$\AppData\Roaming\Microsoft\Windows\Network Shortcuts
\Documents and Settings\$USER$\PrintHood	\Users\$USER$\AppData\Roaming\Microsoft\Windows\Printer Shortcuts
\Documents and Settings\$USER$\Recent	\Users\$USER$\AppData\Roaming\Microsoft\Windows\Recent
\Documents and Settings\$USER$\SendTo	\Users\$USER$\AppData\Roaming\Microsoft\Windows\SendTo
\Documents and Settings\$USER$\Start Menu	\Users\$USER$\AppData\Roaming\Microsoft\Windows\Start Menu
\Documents and Settings\$USER$\Templates	\Users\$USER$\AppData\Roaming\Microsoft\Windows\Templates
\Documents and Settings\$USER$\Local Settings\Application Data	\Users\$USER$\AppData\Local
\Documents and Settings\$USER$\Local Settings\History	\Users\$USER$\AppData\Local\Microsoft\Windows\History
\Documents and Settings\$USER$\Local Settings\Temporary Internet Files	\Users\$USER$\AppData\Local\Microsoft\Windows\Temporary Internet Files
\Documents and Settings\All Users	\ProgramData
\Documents and Settings\All Users\Application Data	\ProgramData
\Documents and Settings\All Users\Desktop	\Users\Public\Desktop
\Documents and Settings\All Users\Documents	\Users\Public\Documents
\Documents and Settings\All Users\Favorites	\Users\Public\Favorites
\Documents and Settings\All Users\Start Menu	\ProgramData\Microsoft\Windows\Start Menu
\Documents and Settings\All Users\Templates	\ProgramData\Microsoft\Windows\Templates
\Documents and Settings\Default User	\Users\Default

For more information on junctions, please read What's changed in Windows Vista.