Okay, imagine a big desert with a lot of sand and sun. In the middle of that desert, there is a place called the Valley of Tuwa. It's a place where some people believe that a very important event happened a long long time ago.
You know how when you go to the beach, sometimes it's really hard to walk because the sand is so soft and your feet sink? Well, in the Valley of Tuwa, the sand is like that too. It's really hard to walk on, so it's a good thing that people usually ride camels or donkeys instead.
Now, back to that important event. Some people believe that it was there where a man named Moses talked to God through a burning bush. Moses was an important religious leader who helped lead the Jewish people to freedom from slavery in Egypt. He had a lot of important conversations with God, and this was one of them.
So, the Valley of Tuwa is a special place for some people because they believe it's where Moses had this important conversation with God. It's an important part of their history and religion.