I Walk Upon This Earth By The Power Of My Own Two
High is used to talk about measurement from the bottom to the top of something;
X- The fence is over five metres high.
XI- He has climbed some of the world's highest mountains.
You can also use High to describe the distance of something from the ground;
X- How high was the plane when the engine failed?
Tall is used instead of high to talk about people;
X- My brother's much taller than me.
Tall is also used for things that are high and narrow;
X- She ordered cold juice in a tall glass.
XI- Tall factory chimneys.
Buildings can be high or tall.
Hoping for a good understanding and getting little profit