Post ta' interess
Observatorium, Robert Morris
Persuna 1 tal-post tissuġġerih
Lokalità
Swifterringweg
Lelystad, FL
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Robert Morris’ Observatory consists of two concentric earthen ramparts. Three V-shaped incisions made in the circles offer a view on the polder landscape. At the beginning of spring and autumn, when day and night are equally long, the middle steel visor is perfectly aligned with the rising sun