If you take exist to be “exists as a prototype” or “exists, but only serving a short route” then you could cover ~3000 miles in 11.5 hours without stopping usin

If you take exist to be “exists as a prototype” or “exists, but only serving a short route” then you could cover ~3000 miles in 11.5 hours without stopping using the Shanghai Transrapid,[1] or 10 hours using the latest Transrapid[2] or L0 Series shinkansen.[3] [1] https://en.wikipedia.org/wiki/Shanghai_maglev_train https://en.wikipedia.org/wiki/Shanghai_maglev_train [2] https://en.wikipedia.org/wiki/Transrapid https://en.wikipedia.org/wiki/Transrapid [3] https://en.wikipedia.org/wiki/L0_Series https://en.wikipedia.org/wiki/L0_Series