Teacher's Discovery set of 20 7 in x 7 in cards, color photo on one side, facts on the reverse. Statue of Liberty, Victoria Falls, Amazon Rainforest, Grand Canyon, Taj Mahal, Big Ben, Great Wall of China, Saint Basil's Basilica, Mount Rushmore, Easter Island, Canals of Venice, Eiffel Tower, Alaskan Glaciers, Colosseum, Leaning Tower of Pisa, Sphinx and Pyramids, Stonehenge, Ayers Rock, Panama Canal, Parthenon, The cards are in excellent condition and appear to have been rarely used; the outer case is slightly yellowed from age but in great shape.