Now that North Korea has nuclear missiles, what would it look like if they struck U.S. cities?

Keep clicking to see which cities we targeted in the U.S.



Source: NukeMap less Around the world countries continue to develop and test weapons of mass destruction. What would happen if the U.S. was hit by one? Alex Wellerstein, a nuclear historian, created a tool that shows the impact and aftermath a nuclear device would have anywhere in the world. Around the world countries continue to develop and test weapons of mass destruction. What would happen if the U.S. was hit by one? Alex Wellerstein, a nuclear historian, created a tool that shows the impact and ... more Image 1 of / 51 Caption Close Now that North Korea has nuclear missiles, what would it look like if they struck U.S. cities? 1 / 51 Back to Gallery

A confidential assessment recently reported on by The Washington Post revealed that North Korea now has missile-ready nuclear weapons.

The shocking info was made even more alarming by President Donald Trump's reaction and escalation to the isolated country's new tech: "They will be met with fire and fury like the world has never seen."

DETAILS: Trump issues warning of 'fire and fury'

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Obviously, no one wins in a nuclear war. Astronomer and author Carl Sagan once described the nuclear arms race "like two sworn enemies standing waist deep in gasoline, one with three matches, the other with five."

One humbling way to be reminded of the massive loss of life is by seeing how warheads would impact some of the U.S.'s most famous and largest cities.

Click through above to see the impact of nuclear weapons on U.S. cities.