Which groundbreaking AI-powered transportation initiative first demonstrated a vehicle completing a coast-to-coast autonomous journey on public roads in the United States?

Artificial intelligence is transforming the transportation industry in unprecedented ways. From self-driving vehicles to smart traffic management systems, AI applications are reshaping how people and goods move across the globe. This trivia question explores a significant milestone in transportation AI development that changed industry perspectives on what's possible. Test your knowledge about the technological breakthroughs driving the future of mobility!

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Waymo's Firefly Project (2017)
Tesla's Autopilot Cross-Country Challenge (2018)
Delphi Automotive's Autonomous Roadtrip (2015)
Uber's Advanced Technologies Self-Driving Program (2016)