Daniel Kish, blind since he was an infant, can easily dodge the pedestrians, signposts and mailboxes that line the city sidewalk.

He's taught himself the skills of a dolphin. By clicking his tongue and paying close attention to the echo, he can identify surrounding objects and their location — even their textures.

Now he is teaching young people to become independent using the echolocation.

(WATCH the video below or READ the story from NBC News)