There are actually multiple youtube videos of people measuring the curvature using really large lakes / rivers.
There was one that was super simple to do, he just moved the camera vertically to show that the bottom trees on the other end were being obscured by the water
This is one of the documentaries where you can physically see the curvature as he moves the camera. He has a ton of other info in this documentary as it's 1 hour long.
These can all be countered, ships don't sail over the horizon, when flying from Honk Kong to Venezuela where might a plane land for fuel or emergency? How did Snowden end up in Russia?
There are actually multiple youtube videos of people measuring the curvature using really large lakes / rivers.
There was one that was super simple to do, he just moved the camera vertically to show that the bottom trees on the other end were being obscured by the water
Do you have a link of measured curvature?
https://www.youtube.com/watch?v=JTfhYyTuT44
This is one of the documentaries where you can physically see the curvature as he moves the camera. He has a ton of other info in this documentary as it's 1 hour long.
These can all be countered, ships don't sail over the horizon, when flying from Honk Kong to Venezuela where might a plane land for fuel or emergency? How did Snowden end up in Russia?