Question

Why was seven an auspicious number for the seven wonders of the world?

Answer 1

Because seven wonder of the world is auspicious they are very bright and beautiful.

Answer 2

The Number seven was considered an auspicious number in ancient culture because, life arise according to the Chinese mythology.

In ancient times, only 7 planets could be seen without using the telescope such as Mercury, Venus, Mars, Saturn, Jupiter, the sun and the moon.

Ancient people believed in the existence of 7 gods or deities because of this they consider seven number as lucky.

Number seven has been universal.

For examples:- there are seven days in a week, seven notes in a musical scale, seven continents, seven wonders of the world and many more examples.