Judaism's most important building was the Holy Temple, located on the Temple Mount in Jerusalem. It was built twice and destroyed twice.
The First Temple (Bayit Rishon) was built by Solomon and destroyed by the Babylonians. The Second Temple (Bayit Sheni) was built by Ezra and Nechemia and Zerubavel and enhanced by Herod, and destroyed by the Romans.
Nowadays, until the Third Temple will be built, Judaism's most important buildings are the synagogues and study halls.
The place of worship for Jews is called a synagogue in English.
The Holy Temple in Jerusalem. In addition, there were regular synagogues even while the Temple still stood.
Synagogues.
Torah
Jewish law is called 'halacha'.
There are no rooms in Judaism. Judaism is a religion, not a building.
Judaism has not had one central religious leader in almost 2,000 years.
There hasn't been a religious leader of all Judaism in roughly 1600 years.
Religious Action Center of Reform Judaism was created in 1961.
As part of a religious ceremony of the religion of Judaism.
A practitioner of Judaism is called a Jew. A Jewish religious authority is called a rabbi.
The temple(s).
The question as put is unclear. Please resubmit. Are you asking about the "history of the religion of judaism", "history of the development of religious judaism", "history of relgious Jews", etc.?
rabbis
a rabbi