So, they've put a cross on the main tower now
I've never seen this! It's beautiful! Where is it?
It's Sagrada Familia in Barcelona. They're building it for the last ~150 years, and recently have finished a big milestone — finished the main tower of Jesus and put a huge cross on it. See here: https://en.wikipedia.org/wiki/Sagrada_Fam%C3%ADlia and here: https://blog.sagradafamilia.org/fases-construccio-creu-torre-jesus/
Sagrada Família - Wikipedia