We did find that sometimes, despite our determination to slow down and draw, we got carried away with experiencing the island and didn't leave enough time. So, we'd finish up in the evenings or sometimes work from photos we took. The drawing I was working on above is almost done in the pic below:
Jennifer saved bits and pieces of wrappers, napkins and tickets to make postcards to send home. It's a fun way to use all those great little scraps, and would work in your sketchbook too. Here's one all done:
Of course, you already heard about our attempts to draw this waterfall.
We took tons of photos to work from in the evenings and after returning home. I've started working from some since I've been back. We tried to take close ups of buildings and foliage, as well as broad views, and this has helped quite a bit. I did this watercolor from a photo we took earlier in the day.