Almost every county in the USA has a statue on its’ lawn. The really hot stuff could be encapsulated in glass, lead and steel and buried deeply beneath these statues. Or beneath the courthouse, never to be disturbed. If anyone wanted to recover them, they’d have a lot of digging to do. Yucca Mtn. is no doubt safe enough.
People who keep talking about burying nuclear waste are quite short-sighted. Nuclear waste of today becomes energy resource of tomorrow. Robotic mining and robotic fuel and waste processing is in its infant stage.
Does one sincerely believe that our technology and science will freeze up for the next 100 years? 1000 years?