Kurukshetra(The moon)
The long path of step 18 consists of 5 cycles. During the first three cycles lets the initiated the in comparison with the "red sea" of step 13 small and clean and flat pond on the left behind.
Then follows a long lunar cycle and he passes over the Guardians of the threshold. During the fifth cycle he goes through the gate of initiation and attains the enlightenment(the light in the Background is in reality golden).