A genius far ahead of his time. Pity he wasn't born today, think of all the fun he would have had with real-estate, crypto and NFT's.
And, if you'd prefer to read about it all (I would have, although the video was entertaining...) try these links:
Wikipedia: https://en.wikipedia.org/wiki/Victor_Lustig
The Smithsonian: https://www.smithsonianmag.com/history/man-who-sold-eiffel-tower-twice-180958370/
Mental Floss: https://www.mentalfloss.com/article/12809/smooth-operator-how-victor-lustig-sold-eiffel-tower