I (explore) …HAVE BEEN EXPLORING……. remote places for the last 20 years. This ( happen)…HAPPENED……when I (travel) ……TRAVELLED………by canoe along the Amazon. I (travel)……HAVE TRAVELLED……for 12 days and I (stop)…HAVE STOPPED……at a small clearing for the night, I jHAVE ust (go) ……GONE…… to sleep when...