Perhaps it's because so many of WGBH Radio listeners are tuning in while driving that the Curiosity Desk inbox and Twitter feed is reliably filled with roadway related questions. Well, today we ...

Q: Dear Ask Us Guy, Another issue is on Highway 68 near the Minneopa Cemetery road. When heading west, the Minneopa Falls turn sign is still covered up even though it’s been open for quite some time.

You’ve driven past Atlanta’s Population Now sign countless times in front of the Darlington Apartments on Peachtree Road, questions flooding your brain. Who put it there, and when? Did the city once ...