Blog of news and innovation projects
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Sacyr's Blog
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![](https://sacyr.com/documents/121856245/164118618/IMG+0+Casa+Rosada.jpg/c4742d18-99e9-5723-bd41-77839f02f3b7?t=1718102235697)
Tungsteno
The 5 secrets of the Casa Rosada
The White Hall of the Casa Rosada is where special guests are received and international treaties are signed. Many false doors adorn its walls. Discover these and other secrets of this curious building, an emblematic symbol of Argentine history.
11/06/2024
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Tungsteno
The Danish architect who built a giant LEGO house
For LEGO lovers, there is only one emblematic building: LEGO House. Behind this masterpiece of modern architecture is BIG, the iconic architectural firm founded by Bjarke Ingels. We explore the life and work of one of the world’s most influential architects.
05/06/2024
![](https://sacyr.com/documents/121856245/163584071/Tranv%C3%ADa+principal.jpg/ad748db7-76b3-cb29-6662-720af638f31d?t=1717064854987)
Infraestructuras
We built an innovative ground-level powered tram
We are jointly working with the Barcelona Metropolitan Transport Authority to expand Barcelona’s tram network and reduce contamination.
31/05/2024
![](https://sacyr.com/documents/121856245/163584071/Megaproyectos+in%C3%BAtiles.jpg/feabb67e-d01d-dce4-c338-f8ecb4974b1d?t=1716901922343)
Tungsteno
Three of the world's most useless megaprojects
Ghost cities, abandoned airports and theme parks. Large wasteful megaprojects share common mistakes, from bad planning to poor cost estimation, problematic execution and other external factors.
28/05/2024
![](https://sacyr.com/documents/121856245/163584071/IMG+0+Cristo+Rey.jpg/5f93460b-aecb-b1e3-fb87-d7f237b1b7ca?t=1716286073988)
Tungsteno
Secrets of the Cristo Rey monument
With its imposing figure and prime location, the Cristo Rey (Christ the King) monument in Cali, Colombia, inevitably brings to mind other colossal monuments such as Christ the Redeemer in Rio de Janeiro or the Virgin of Peace in Venezuela. We look at how it was built and what secrets this symbol of peace conceals.
21/05/2024