Fetching details from the dictionary...

garden; orchard; park
place; world; environment
「苑」 has another reading with different meanings.
花が咲く苑を歩いた。
I walked through a garden with blooming flowers.
苑の中は静かで落ち着く。
Inside the garden it's quiet and calming.
子供たちが苑で元気に遊んでいた。
Children were playing energetically in the garden.