“Remember that the Romans Built a Ramp 5 miles long in order to put the Dome on Saint Peter's Basilica, and then they took the Ramp down when it was Finished. So, this is just Child's Play.” source
“Remember that the Romans Built a Ramp 5 miles long in order to put the Dome on Saint Peter's Basilica, and then they took the Ramp down when it was Finished. So, this is just Child's Play.” source

You can See how quickly the Rainbow faded away in Arches National Park.