You come to a small clearing. Sounds of bird chirps soothe your soul. You come across a strange circle of ROCKS. There is also a BASEMENT-LIKE DOOR with a NUMERICAL LOCK. Why am i typing IN CAPS

[Pebble 1] [Pebble 2] [Pebble 3] [Pebble 4] [Pebble 5] [Pebble 6]
THE DOOR OPENS