all of the above
You might want to cruise the net, or a craft store for ideas...see what appeals to you...
I knit, walk, take photos...hopefully I will get back to sewing----planning on the summer when I will be in the same place for a length of time...
or, I have been thinking of doing a quilt by hand (have needle & thread, and need to go to thrift shops for "fabric" which can come in the form of clothing, actual fabric pieces etc. It is a very "take along" and soothing thing....knitting is also good, doing some now, but I love expensive yarn---so, I am going to look for good wool sweaters in thrift shops that can be recycled----you unravel, wrap the yarn around a coat hanger/other, and steam it to relax the yarn, and voila, nice yarn, and lots of it for the initial investment of a few dollars....
I also do crosswords...read...