If you are looking for older or "documentary-style" historical content, several specialized resources exist: National Geographic Documentary Film

Los usuarios de bibliotecas públicas en España pueden acceder a la revista de forma gratuita a través de plataformas como eBiblio Madrid , permitiendo el préstamo digital de ejemplares recientes. Internet Archive:

The narrator’s voice was deep and steady, describing scholars who hid books in desert caves to protect them from invaders. Julian sat back, the blue light of the screen reflecting in his eyes. He wasn't in a cramped apartment in a rainy city anymore. He was crossing the Sahara under a canopy of stars, chasing the ghosts of a forgotten empire.

Es posible encontrar colecciones históricas y números sueltos para "préstamo" digital o descarga en formatos como PDF y EPUB en la sección de Historia National Geographic de Archive.org 3. Documentales de National Geographic