A Japanese user successfully used Instant Terra to generate terrain data from Antarctica oceanographic data.
“Easy authentic terrain creation with Instant Terra! With the latest DCC tool, Instant Terra, create terrains intuitively in the world. Easy, real terrain creation!
I tried using terrestrial data of Antarctica to create terrain data. We used data created for the Antarctic project “HOH”, which is planned with members of the organization “Wabisabi”, including Oceanographer Y Okinawa who is active in North America, It is a contour map of the surface of the earth below the ice of Antarctica, which the author and Y have originally created.”