The image is very blurry, but it shows intricate white marble carvings typical of Mughal or Indo-Islamic architecture. The presence of decorative fairy lights suggests a shrine or a tomb, likely a Dargah in South Asia. The style of the masonry and the overall aesthetic strongly point toward India or Pakistan. Given the cultural context of such ornate marble structures, I suspect this is a famous tomb or shrine. I am moderately sure this is in India.

then: guess