Devoid of Pokémon, this route used to be covered with fences, which have been torn down and replaced with a small shack, home to the champion of the region, Yellow. He let's the Pokémon he doesn't travel with roam the area under the care of Crystal...

The Pokémon that roam around include...

Arbok

Sneasel

Pikachu x2

Porygon 

Ditto x4

Rattata x2

Plusle

Minun 

Snover

Charmeleon