The Municipality of Plovdiv, Chamber of Architects in Bulgaria and the Union of Architects in Bulgaria organize a competition for the resocialization of a historic building - former Bulgarian National ...

Proceedings: Mathematical, Physical and Engineering Sciences, Vol. 477, No. 2246 (February 2021), pp. 1-24 (24 pages) Fan vaults, the most spectacular structural form of the English Gothic ...

This is part of an ongoing series answering "Why is that?" questions about Salem and the Mid-Valley. The question: Why is the city of Salem filling in some of the underground sidewalk vaults downtown?

One of the most unusual architectural finds during the excavations at Aksum were the vaults and arches of kiln-baked bricks. Although the Aksumite stelae are better known, the tombs with brick arches ...