Best youTube video ever!
PBP 2023 on tandem: Trusting the plan
6 months ago
Cycling and rowing and maybe some running and hiking, but probably mostly a lot of cycling and some rowing...
You are in your twenties |
You can still hear reasonably well and you can play this without my old fart colleagues hearing it which makes you feel kinda good. The highest pitched ultrasonic mosquito ringtone that I can hear is 15.8kHz |
Find out which ultrasonic ringtones you can hear! |