There seems to be no birth rituals specific to Scientology. Scientologists are Christians, Muslims, Jews, Hindus, Buddhists, etc. If members have birth rituals that they would like to do they can do them. It is simply your life and Scientology basically helps keep it that way.
Tony Robbins is not a member of Scientology. While he has been associated with various self-help and motivational practices, he has publicly stated that he does not have any affiliation with the Church of Scientology. Robbins focuses on his own methodologies and teachings, which are distinct from those of Scientology.
Zeus is a mythological figure from the Greek Religion. Scientology does not contain any teaching about Zeus. A person who practice Scientology is free to chose his own personal beliefs, and Scientology does not interfere with one's personal faith. A person can believe in Zeus and still practice Scientology.
There are Scientologists in every country in the world. Obviously, no one country "practices" Scientology, i.e., it is not the official religion for any country.
Scientology is Fake.
Scientology is a new religion.
Freezone is not in any way a part of the *Church* of Scientology. Freezoners often have different interpretations of CoS doctrine. Scientology has a system of fixed donations to keep the Church well funded. Whether or not there is a free version of scientology does not affect its religious status which is still disputed.
You have to take a class for Scientology.
There are no rituals in Buddhism. Infact Buddhism is against rituals. Buddhism is nothing but morality.
There are over 11'000 Scientology churches, missions and groups worldwide. To find the closest one to you, you can use the "Scientology church locator" on the Scientology website. That is a map that shows you the location of all Scientology churches and missions.
The Scandal of Scientology
The Scandal of Scientology was created in 1971.
Scientology cross was created in 1955.