Conversation so far:
What religion do Mountain Jews follow?
Mountain Jews are not Sephardim nor Ashkenazim, but rather of Persian origin and they follow all of the Mizrachi and Sephardi customs.
Do Mountain Jews have any specific rituals related to their Judaism?
Mountain Jews observed the rituals of circumcision, marriage and burial, as well as Jewish holidays.
Which of the Mountain Jews' precepts were not as strictly followed?
What other traditions were closely followed as a result of Mountain Jews' religious background?
Mountain Jews observed the rituals of circumcision, marriage and burial, as well as Jewish holidays.
What was notable about the religious traditions of the Mountain Jews?
Mountain Jews' ethnic identity remained unshaken and cases of intermarriage with Muslims in Azerbaijan or Dagestan were rare as both groups practice endogamy.
Did the Soviet Union try to dissuade the religion of the Mountain Jews?
In the early decades of the Soviet Union, the government took steps to suppress religion. Thus, in the 1930s, the Soviet Union closed synagogues belonging to Mountain Jews.

Question: Do the six synagogues still remain today?
Self-contained rewrite: Do the six synagogues still remain today?