Dahlia flowers symbolize elegance, inner strength, creativity, change and dignity. The planet Earth is beautiful and it is even more so when it is smiling. If you are not sure about how Earth smiles then all you need to do is look at all the beautiful flowers on Earth and you will understand how Earth smiles. Dahlia is one of the most beautiful flower that is seen in Summer and it means love without compromise. Dahlias are one of the most beautiful flowers in the world. Here are some Dahlia pictures.