Gecko lizards can be found in many parts of the world, including Africa, Asia, Australia, and the Americas. They are very adaptable creatures and can survive in a wide range of habitats, from deserts and rainforests to urban environments. Some of the most commonly seen species of geckos include house geckos, tokay geckos, leopard geckos, and day geckos. Depending on the species, they may live on the ground, in trees or under rocks, and some can even climb on walls and ceilings due to their sticky toe pads. So wherever you are in the world, it's possible you'll find gecko lizards living nearby!