Seno Forming

The Aztecs once fed 200,000 people in inarable swampy land by creating floating gardens they farmed extensively.

On an island named South Sulawesi in Indonesia, if a child dies before he has started teething, the baby is placed inside the trunk of a growing tree. The hole is then sealed and as the tree begins to heal, the child is believed to be absorbed. Dozens of babies may be interred within a single tree.

The island of Cozumel is the largest inhabited island within Mexico and it served as a place of pilgrimage for the Mayans. In 1520, when Spanish settlers brought smallpox with them, the local population went from over 10,000 to just over 300, and by 1600, the island lay entirely abandoned.