A maze is a complex system of passages or paths between walls or hedges and is designed to confuse people who try to find their way through it, often as a form of amusement. The palace has extensive gardens, a maze, and tennis courts
A maze of streets, rooms, or tunnels is a large number of them that are connected in a complicated way, so that it is difficult to find your way through them. The children lead me through the maze of alleys to the edge of the city. = labyrinth
You can refer to a set of ideas, topics, or rules as a maze when a large number of them are related to each other in a complicated way that makes them difficult to understand. The book tries to steer you through the maze of alternative therapies
{i} labyrinth, confusing network of passages; complex arrangement of paths designed as a puzzle for those who try to penetrate, similar type of puzzle on paper; confusion, bewilderment