During my tour in Germany, 77-81, I visited Dachau twice. The sense of evil there permeates the atmosphere there.
The contrast between Dachau and Independence Hall would be illuminating, IMO>
The glimmer of hope in Biden’s speech was the heckler. If anyone stood on a corner and yelled “F*** Hitler!” during one of his speeches, he’d have had his skull caved in...for starters.