Art History
Smarthistory, an online web-book with video and audio: http://learninglynx.blogspot.com/2009/12/online-art-history-lessonstext.html
Cave of Lascaux: http://learninglynx.blogspot.com/2010/01/explore-cave-of-lascaux.html
Cave of Chauvet: http://learninglynx.blogspot.com/2010/01/virtual-tour-of-cave-of-chauvet-early.html
Virtual Tour of the Vatican:http://learninglynx.blogspot.com/2010/02/virtual-tour-of-vatican.html
Virtual illuminated manuscripts: http://learninglynx.blogspot.com/2011/10/virtual-historically-significant-books.html
Sistine Chapel: http://learninglynx.blogspot.com/2012/03/sistine-chapel.html
Museum tours: http://www.freetech4teachers.com/2013/04/7-good-virtual-tours-for-students.html#.UWHLxpNwqSr