Helpful summaries break down what was going on at different stages, such as the Late Ordovician period 450 million years ago, when the first coral reefs emerged. But the most fun part is spinning the globe itself and watching the unfamiliar continental and oceanic formations of times past.
Sick of looking at long-lost Earth? You can click over to the Dinosaur Pictures and Facts website at dinosaurpictures.org, which is associated with the Ancient Earth Globe.
The site pulls its information from PaleoDB, which draws upon decades of paleontology and submissions from hundreds of scientists. True to its name, the dinosaur site contains images and facts about a massive number of dinos.