While a PDF has fixed pages, a well-designed Terra Infinita PDF is often built as a single, massive poster (e.g., 36x48 inches) broken into indexed panels. Using a PDF reader like GoodNotes (iPad) or Drawboard (Windows), you can scroll continuously. Because the file is stored locally on your SSD, the "infinite" scroll is instant. Zero latency.
The search for a represents a deep dive into the speculative cartography of Claudio Nocelli and the Nos Confunden universe. This "theory" posits that Earth is not a globe in a vacuum, but rather a tiny part of a vast, flat plane containing 178 dome-worlds beyond the ice walls of Antarctica.