Where is Middle Earth
China
Culture
Chinese dont write with letters. altought we do have pinyin, that didn't come until the late 1900s. We also eat rice as our main dish and meat and vegetables as sides that we eat with rice,
Mount Everest
Altough it is surroundedby other mountains if it was by itself it looks like The Lonely Mountain
Northern Chinese Plains
It looks like where Bilbo lived
Yellow Mountains
There are lots of mountains that make it look like the Misty Mountains.
Reason
China and Middle Earth share similar landscapes. They have a tall mountain range, and has nice plain areas. China also have many lakes
Conclusion
China has lots of similar landscape, and that is basically the only similarity