Anduin - Tolkien Gateway

Anduin was the river that crossed most of Middle-earth east of the Misty Mountains. Passing through many lands, it had received many names - Langflood by the ancestors

A Second Age Primer: The Rings of Power, the Rise and Fall of Númenor, and the Last Alliance

Gondor - Wikipedia

Balkanized Middle Earth after the fall of the Reunited Kingdom (speculative) (details in comments) : r/imaginarymaps

Basements & Balrogs III – How to run a D&D campaign in J. R. R. Tolkien's Middle-earth

Middle-earth: The Silmarillion, The Hobbit, The Lord of the Rings

The Lord of The Rings, Middle Earth Map - The Hobbit's Journey

Family Tree of Middle-Earth Legendarium, links for the files in the first comment. : r/LOTR_on_Prime

Ghosts of the Southern Anduin - Tolkien Gateway

Undeeps - Tolkien Gateway

Council of Elrond » Forum

Mouths of Anduin, The Lord of the Rings Minecraft Mod Wiki

The Pipe-Smoking World Of J.R.R. Tolkien

Hall of Beorn

middle-earth – megan collins design

Lothlórien, Middle Earth Roleplay Wiki