I would think that a waterproof pint and shoot would come in handy as well.
Refuel batteries in Sony A6000 & A6500. no noticeable difference from life of Sony brand
Also a waterproof P&S would be handy
Sony is there. I saw an article that the new 400mm prime was spotted .
I got my granddaughter a Sony DSC-W830 and she loves it. About $120 at B&H
Judging by the weeds and rust on the rails, these are not an active rail line ,but still a bad idea. The train always wins these confrontations.
The lens is generally more important than the camera. You have a aps-c format camera so I would invest in the lens first , but look a full frame lenses for when you may want to upgrade the boby
I see three bugs, are they multiplying.
Didn't start photography in Vietnam ,but did get my first SLR there. A Minolta SRT 101. Also several lenses . I was in a Army bridge company so I was driving a 5 ton dump and had room for a lot of equipment in he cab. Shot mostly slide film them.
#13: Is probably coal fired, The cylindrical tank is for water, the stack on the engine suggests coal fired
As a "train nut" as well as a photographer, the last picture bothers me. It is never safe to be between the rails