GapVis

Available

 * http://gap.alexandriaarchive.org/gapvis/index.html

Author

 * Nick Rabinowitz
 * (and the GAP team)

Description
From the project website (accessed 2019-08-01):

GapVis is an interface for exploring and reading texts that reference ancient places. It includes maps and data visualizations that show what locations are referred to a different points in the narrative and allows you to dig into the details to learn more.