Route 31

Route 31 (Japanese: ３１ばんどうろ 31 Bandōro) is a short path in the Johto region connecting to Violet City. The Dark Cave is found there, but it doesn't connect to anywhere else. Here, you can get a TM after doing a delivery for the Gate Guard at Goldenrod City.
==Gallery==
Route 31 - Dark Cave Entrance.png|Entrance to the Dark Cave (Gen II)
Route 31 - Snoozing Man.png|This man will give the player a TM50 (Nightmare) after giving him a Pokémon holding a letter from Randy.
Route 31 - Bitter Berry.png|A tree containing a Bitter Berry
Route 31 - Bug Catcher Wade.png|In Pokémon Crystal, when Bug Catcher Wade is registered to the PokéGear, he can give the player a random Berry when he calls sometimes.
Route 31 - Gate to Violet City.png|The gate to Violet City (Gen II)