head (somewhere)
"Heading" somewhere means starting to move in that direction. You can "head" in a certain cardinal direction:
Head north.
Head southwest.
Or you can "head" toward a place:
I think I'd better head home.
Can you head toward the Fashion District?
Let's head that way.
And you can "head" in a direction "on" a road or street.
Head west on Houston Street.
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