Category: Infrastructure / Cultural
Type: Reservoir / Museum
Location: Şehit Muhtar, İstiklal Ave. Beyoğlu
Date: 1732 / 2024
Period: Ottoman Empire / Republic of Türkiye
Designer: Unknown / do[x]architecture
Photos: Alp Eren (ALTKAT Architectural Photography)
Originally commissioned by Sultan Mahmud I in 1732 as the Taksim Water Reservoir to serve the city’s growing water needs, this historic stone structure was meticulously repurposed and inaugurated as the Republic Museum in 2024. Architecturally, the reservoir is defined by a massive rectangular plan consisting of twenty-four identical cells interconnected through linear and parallel arched passages, a layout that provides a rhythmic and immersive sequence for the museum’s thirteen thematic galleries. The contemporary exhibition design honors the original building fabric by utilizing a continuous metal railing system that supports all visual and digital content with minimal physical intervention, while the primary display units are designed as modern interpretations of traditional ceremonial arches known as taks. By integrating archival documents, films, and interactive installations within the spatial depth of these historic vaulted chambers, the museum creates a layered narrative of the Turkish Republic’s socio-cultural evolution from 1923 to the present, effectively bridging Istanbul’s Ottoman engineering heritage with its modern republican identity.












