Aesopica: Fables of Aesop and Many Others in Latin (scroll down to Latin)
http://www.mythfolklore.net/aesopica

Apologia Socratis, translated by Frederick Ast (1825)
http://www.slu.edu/colleges/AS/languages/classical/latin/tchmat/pedagogy/latinitas/plato/soc1.htm

Dominus Anulorum (Lord of the Rings, an on-going translation project, Ch. 1 and 2 here)
http://www.geocities.com/dominusanulorum/prim1.html

Wright, Thomas, ed.  A Selection of Latin Stories, from Manuscripts of the Thirteenth and Founteenth Centuries: A Contribution to the History of Fiction During the Middle Ages.  London: The Percy Society. 1842, made available by Bruce R. McGee, Louisiana Tech University
http://www2.latech.edu/~bmagee/latin/wright/wright_contents.htm