When in Shanghai (and in any other city you might be unfamiliar with) be sure to take a business card from your hotel's reception desk or have someone at the desk write one out for you - you will find it invaluable if somehow you wander off and can't find your way back or, worse yet, can't pronounce in Chinese the name of the hotel even if you know what its name is.
This particular spot serves as the central transportation hub for the port area of Nha Trang. It is jam full of taxies, buses, ferry boats, fishing boats, bicyclists, street vendors, and even visiting backpackers awaiting trips out to the various nearby islands.
My hour's bus ride still isn't up yet so my camera stays busy shooting away through the closed and dusty window glass.
If these street market stalls don't have what you need, maybe you'll find it in the handy convenience store there.
Mornings are generally the best time for market photos but by all means, just go and shoot later in the day if that's what fits your schedule better.
Space is at a premium on the city streets in central Bangkok, Thailand just as it is in all major cities around the world.
Such boats are far less likely to tip over as more conventional small boats sometimes do but they take considerable practice in learning to keep going straight rather than spinning around.