Mark Howard
Blog: Urt's Outer Skin
The Da Vinci Code great plots and secrets in Mystara [ideas by Jesper Andersen, Giampaolo Agosta, Mark Howard and David Keyser]. Posted on the Mystara Message Board last updated 25 May 2005.
Map of the Known World 24 miles per hex current as of 8 September 2006.
Map of the Known World, Sea of Dread, Isle of Dawn, Alphatia. etc 72 miles per hex current as of 8 September 2006.
The Merchant's Guild Hall by Mark Howard current 11 November 2006.
Forest Jen from The Piazza posted 30 March 2021.
Map of Thonia, 24 miles per hex from The Piazza posted 8 May 2021.
The Imperial Realm of Glevum from The Piazza posted 3 August 2021.
A few thoughts on Thonia and the fey from The Piazza posted 19 August 2021.
Differentiation of swamps, marshes, fens, bogs etc from The Piazza posted 24 August 2021.
Map of the Isle of Dawn 8 miles per hex from The Piazza posted 20 January 2022.
Map of Alphatia 8 miles per hex from The Piazza posted 20 January 2022.
Map of Ochalea 8 miles per hex from The Piazza posted 20 January 2022.
Map of the Known World 8 miles per hex from The Piazza posted 20 January 2022.
Thonia: The Barony of Ystern from The Piazza posted 7 February 2022.
New creature: Culcidae from The Piazza posted 7 February 2022.
Atlas style map of Myskatyr Island from The Piazza posted 8 June 2023.