Map2gl

• [: Select previous map
• ]: Select next map
• k: Decrease camera's altitude angle by 2 degrees
• i: Increase camera's altitude angle by 2 degrees
• j: Decrease the speed of the camera's rotation around the Y axis
• l: Increase the speed of the camera's rotation around the Y axis
• J: Stop camera rotation. Set camera's azimuth angle to the next even multiple of 45 degress
• L: Stop camera rotation. Set camera's azimuth angle to the previous even multiple of 45 degress
• 0: (zero): Stop camera rotation and set altitude angle to 0 and azimuth angle to 0.
• -: Dolly the camera farther away from the map
• =: Dolly the camera closer to the map
• o: Toggle between orthographic (isometric) and perspective projection
• _: Decrease the camera's focal length (in perspective projection only)
• +: Increase the camera's focal length (in perspective projection only)
• s: Toggle whether the black polygons around the edges of the map (which I call "skirt" polygons) are displayed
• x: Toggle display of axes (X=red, Y=green, Z=blue)
• b: Toggle "bright" mode (see below)

You can also click the mouse and drag to rotate the map arbitrarily.