On: Antikythera Mechanism: An ancient 'computer' that 'shouldn't exist' [video]

[hutzlibu]

"Do we still have anything like this?"

In terms of buildings, the longest one might be

https://en.wikipedia.org/wiki/Sagrada_Fam%C3%ADlia

Otherwise I would say science in general.

[anyfoo → hutzlibu]

Oh wow, did not know about that cathedral. Yeah, that definitely qualifies.