"Iowa" pán-pún chi-kan bô-kāng--ê tē-hng

刪去的內容 新增的內容
無編輯摘要
無編輯摘要
Tē 48 chōa:
|MeanElevUS = 1,100
|MeanElev = 340
|LowestPoint = Confluence of {{nobreak|[[Mississippi River]]}} andkap {{nobreak|[[Des Moines River]]}} sio-cha̍p tiám<ref name=USGS/><ref name=NAVD88/>
|LowestElevUS = 480
|LowestElev = 146