We love projects that involve castles. Windows are set within two-metre-deep recesses in the stone walls of this castle visitor centre in southwest Germany by Swiss architect Max Dudler. More »

Portuguese architects Comoco have added a weathered steel cafe and a wooden gazebo on the hill of a castle in the town of Pombal. More »

Here are some photographs of a renovated fortress in northern Italy that now features patinated steel bridges, an extended underground tunnel and concrete towers. More »

Dutch architects Concrete designed flattened parasols of rusted steel to shelter the terraced restaurant outside a historic castle in Girona, Spain. More »

Italian architects EM2 have converted a castle into a mountain museum. More »

Photographer Roland Halbe has sent us these images of an extension to a museum inside a ruined castle in Halle, Germany, by Spanish studio Nieto Sobejano Arquitectos. More »

Here are some images of a visitors centre with walkways built through and around a castle in Fundão, Portugal, by Portuguese studio Comoco Architects. More »

Architect Li Xiaodong has completed a school in Fujian, China, which forms a bridge over a creek between two castles. More »