YOU SAID:
There are many banks in the bank's vicinity, especially on river's bank.
INTO JAPANESE
銀行の周辺には、特に川の銀行に多くの銀行があります。
BACK INTO ENGLISH
There are many banks around the bank, especially in the river bank.
INTO JAPANESE
川の周辺には、特に川岸に多くの銀行があります。
BACK INTO ENGLISH
There are many banks around the river, especially on the riverbank.
INTO JAPANESE
川の周辺、特に川岸には多くの銀行があります。
BACK INTO ENGLISH
There are many banks around the river, especially on the riverbank.
That didn't even make that much sense in English.