To realize how God is excellent and Mighty In Power, very simple.
Go to a place near you that is called Nature "Tourist Spot" or "Tourist destination", you will see the beauty of creation not even touch by human hands..
I.e Niagara Falls, Grand Canyon, Banff, El Nido Palawan, Chocolate Hills Bohol and so much more.
or see the outer space and all the elements that move in it. All those scenes reflects the excellence of God.