90 minutes from New York to Paris...
If you dig a perfectly straight tunnel between any two points on earth, and have a frictionless car running in an evacuated tube, it will roll through the tube and occupants back and forth by gravity alone, with a period of 184 minutes, so the one way trip from NY to Paris would take 92 minutes.
Phun with Physics...
Of I late not occupants.
If you dug a hole exactly straight down through the Earth you wouldn’t reach China. From all places in the continental US you would end up in the Indian Ocean, just off Western Australia. It’s called an antipode. Here’s how to find it;