For each location available in Gen I, you have the option to view data that corresponds to the international Red, Blue, and Yellow, and data that corresponds to the Japanese Red, Green, Blue, and Yellow. The default is to display RBY.
Pallet Town
Route 1
Viridian City
Route 22
Route 2
Viridian Forest
Pewter City
Route 3
Route 4
Mt. Moon
Cerulean City
Route 24
Route 25
Route 5
Route 6
Vermilion City
S.S. Anne
Route 11
Diglett's Cave
Route 9
Route 10
Power Plant
Rock Tunnel
Lavender Town
Pokémon Tower (Kanto Radio Tower in GSC)
Route 8
Route 7
Celadon City
Rocket Hideout
Route 16
Route 17
Route 18
Route 12
Route 13
Route 14
Route 15
Fuchsia City
Safari Zone
Saffron City
Silph Co.
Route 19
Route 20
Seafoam Islands
Cinnabar Island
Pokémon Mansion
Route 21
Route 23
Victory Road
Indigo Plateau
Cerulean Cave