Puzzle Maker Pro – Mazes 2D Tiles is a maze maker that uses your own images to create the maze. By default there are two types of shapes included: Squares and Isometric. The tutorials focus on creating and using your own tiles.
The best starting point is Getting Started with Mazes 2D Tiles. There are separate tutorials for the common functions and options in Puzzle Maker Pro, and path-finding options are described in the Maze Generator tutorial.