They were bird-watching along the Colombian border near Ecuador, one of the most beautiful hiking areas in the world.
The Amazon turns southeast where it meets the Colombian border.
This has not stopped an illegal mining industry from developing along the Colombian border.
Diego sneaks over the Colombian border to investigate illegal gas smuggling.
The river and its upper valley are situated about halfway between the equator and the Colombian border.
Few rivers flow into it from the poorly drained region south of the river and much of this area near the Colombian border is swampland.
The unit has recently focused in the security of the Colombian border and Colombia's sovereignty.
Four armed men, working for Colombian rebels, took him to the Colombian border.
The move follows creation of a similar force on the Colombian border.
Colombian groups have kidnapped residents and tourists along the Colombian border.