Secret: Walking On Water
No, he isn’t the Messiah. He’s also a naughty boy for tricking all those people. Most of magic is the ability to put on a show, and this guy didn’t disappoint. As we can see here, all he was doing was walking on some perspex boxes that were placed on the surface of the river.
Are you surprised? Since it is physically impossible to float on water, this is the only logical explanation to what we saw. Still, it’s an impressive feat to set up in public without anyone seeing you!