Under the most common international definition of high-speed rail (speeds above 155 mph (250 km/h) on newly built lines and speeds above 124 mph (200 km/h) on upgraded lines), Amtrak’s Acela is the United States’ only true high-speed rail service, reaching 150 mph (240 km/h) over 49.9 miles (80.3 km) of track along the
check out this NATOpedia cope about America’s HSR
I was like, “oh that’s cool at that least there’s a slower HSR” then I saw the legnth of track