Mexico, Chiapas, San Cristobal de las Casas, Head and shoulders portrait of elderly Tzotzil Indian woman in traditional dress.

Mexico, Mexico City, Indoor market stall cooking and serving tortillas to customers eating at front.

Mexico, Puebla, Primary school children learning computer skills.

Guyana, Demerara-Mahaica Region, Georgetown, Silk Cotton or Kapok tree, Ceiba pentandra, in the Botanical Gardens. In the foreground are lotus plants.

Guyana, Demerara-Mahaica Region, Georgetown, Silk Cotton or Kapok tree, Ceiba pentandra, in the Botanical Gardens. A large agave plant is flowering at left.

Flowers and seed pods of a plant of the Genus Senna in the Atitlan Nature Reserve near Panajachel, Guatemala.

Flowers and seed pods of a plant of the Genus Senna in the Atitlan Nature Reserve near Panajachel, Guatemala.

A beautiful Calico Flower or Elegant Dutchman's Pipe, Aristolochia littoralis, in the Atitlan Nature Reserve near Panajachel, Guatemala.

Zebra Longwing or Zebra Heliconia Butterfly, (Heliconius charitonia), feeding on a flower near Panajachel, Guatemala

A female Pale-spotted Swallowtail Butterfly, Papilio erostratus, in the Atitlan Nature Reserve near Panajachel, Guatemala. The females have pink spots, while the males have white ones. This butterfl...

Three Mexican Silverspot Butterflies, Dione moneta poeyii, on a plant in the Atitlan Nature Reserve near Panajachel, Guatemala.

Guatemala, Solola, San Antonio Palopo, A young Mayan woman, wearing typical traditional dress, paints designs on pottery in a workshop.