F Do you enjoy the beach and like to learn about plants? There is an Earthwatch adventure in yucatan, mexico. On the north coast of yucatan,there are beautiful species of plants.unfortunately,many of them are disappearing. People dig them up and sell them for large amounts of money. Maxican biologists need volunteers to collect seeds, count plants,and help to save several plant species.in your free time, you can travel to archaeological sites in the area. If you love a tropical climate,this is the trip for you.