Medieval tools and working practices have been carefully researched using documentary sources and examining castle ruins.

他们查阅文献资料、检查城堡遗址，仔细研究中世纪的工具和工作实践。

It has an impressive castle ruin that was once among the largest castles in the Baltic region.

它拥有令人印象深刻的城堡遗址，曾经是波罗的海地区最大的城堡之一。

One of the most popular attractions in Sigulda is the medieval castle ruins of the Livonian Order, which offer stunning views of the surrounding countryside.

锡古尔达最受欢迎的景点之一是利沃尼亚骑士团的中世纪城堡遗址，在这里可以欣赏到周围乡村的壮丽景色。