Last Exit to Camelot

It was strange, Arthur mused as they passed what looked like a horse-drawn carriage hovering three feet above the Road. He had calmly accepted the notion of time travel and being trapped in a very swiftly moving cage—car—with a witch who couldn’t speak his own language but somehow knew, or would know, Merlin in the future. He didn’t know where he was or where he was going or what was happening in Camelot in his absence. But what worried him most was where his sword had gotten to.