Just when I think I have my entire course figured out and ready, along comes a new something or other on the Internet and it's back to figuring out what is best. Above is a short fascinating video deconstructing the pyramids at Giza (which I have been fortunate enough to visit twice). One interesting tidbit is that with the largest built in 23 years, it would have mean setting in place a block every 2.5 minutes, 7 days a week noting that each weighs an average of 7 tons!
Here are ones on the Acropolis and the Taj Mahal.
Here are ones on the Acropolis and the Taj Mahal.
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