captain Heredia climbed Taillon (and a number of other peaks in the Pyrenees) during the so-called Great Geodesical Survey of the Pyrenees, undertaken by french and spanish teams in the late 18th century. Its target was to obtain a final design of the common border.
"After the first glass, you see things as you wish they were. After the second, you see things as they are not. Finally, you see things as they really are, which is the most horrible thing in the world."
--Oscar Wilde on Absinthe