without even looking at도 adds emphasis, meaning “even” or “also,” while 안 보고 means “not looking” or “not watching.” Depending on context, 보다 can mean “to look at,” “to watch,” or “to see.”
KO: 표지판도 안 보고 운전하면 위험해요.
EN: It’s dangerous to drive without even looking at the signs.