Erin stepped forward through the doorway, bracing herself as the feeling of the ground underneath her switched from concrete to grass. The dim light of the lab gave way to natural sunlight as she looked around with her heart thundering in her chest. This was it! Ponyworld! The location she was in looked similar to the gentle hills of the first pony picnic she had seen, though the rich green grasses were long enough to reach halfway up her legs and were dotted with colorful wildflowers.  