"I've always wanted to go to Chicago," Ruby said immediately and brightly. "How do you like it there?" It was on the tip of her tongue to say something further on the matter when it sunk in that Fiona had specified that it was on Earth. She knew the Nexus was vast and that there were doorways to various places, and while the thought of venturing out into a place that wasn't even in a realm of existence she was aware of seemed inordinately frightening and thrilling, she hadn't quite mustered the nerve yet. "Have you ever taken one of these doors to go elsewhere?" She asked.