The conversation between human and AI assistant.
Which are the oldest bridges in the world?
I'm curious about the oldest bridges in the world. Can you tell me about them?
Sure! The oldest bridge in the world is considered to be the Arkadiko Bridge in Greece, which dates back to around 1300 BC. Other ancient bridges include the Zhaozhou Bridge in China, which was built in 605 AD, and the Puente Romano in Spain, which dates back to the 1st century AD.