The Night Circus is a mesmerizing gaslamp fantasy novel written by Erin Morgenstern. Set in the late 19th century, the story follows two young magicians, Celia and Marco, who are bound to a competition that takes place within a mysterious circus. As they showcase their magical abilities, a deep and enchanting love story unfolds. Morgenstern's vivid descriptions and intricate world-building make this book a must-read for fans of gaslamp fantasy.