One of the "stops" was 40 minutes (MLK / FDR memorials); for whatever reason, the memorials were not lit, so impossible to see much of anything, much less read the inscriptions. (And he was so unaware, he asked how we enjoyed seeing / reading). About 10 minutes after departing that stop, we stopped again for about 30 minutes (Lincoln memorial); while things were lighted there, it seemed odd to stop for that long so quickly after an already-too-long stop preceding. (And, as people were boarding, the lights on the steps were not on, so I held my phone so folks could see the steps.)The guide (Kam the Man) was poor. He was wrong on several facts (name of Hart SOB; position held by Robert Byrd; said T. Roosevelt married his daughter (!!!)and others). Commentary was banal; lacked true appreciation for several memorials (African American Museum; Einstein, more); frankly seemed to trivialize contributions by historic leaders. And way too much "that's what you see there." We were the "first" bus to leave and the last to return because of the wasted time. I ( started laughing (quietly with my wife) near the end because the experience was so embarrassingly pathetic. Worst $90 I ever spent. (9/11 at 7:30 PM) PS - on asking, he referred to the "Tower of Light" memorial at the Pentagon as "that's the Pentagon" with no reference to why the light was there.