The amusement park that has attracted lots of locals and families for many years has been forced to close.
This is because the number of visitors decreased dramatically due to corona.
It was inevitable, but it is sad.
ご質問ありがとうございます。
"The amusement park that has attracted lots of locals and families for many years"＝「何年も地元の人々や家族が親しんでいた遊園地」
"has been forced to close."＝「は閉園せざるを得なかった。」
"This is because the number of visitors decreased dramatically due to corona. "＝「これはコロナにより入場者が激減したためである。」
"It was inevitable, but it is sad."＝「仕方がなかったが、寂しい。」
ご参考に。
アメリカ合衆国 
