You Cant it is the underground path from Gold and Silver so they added storyline so you can't go in
When your outside of your house, go right to the water. Surf on that, and you'll be at Rt 27
Go to Cherrygrove City. Once your there go up Route 30 and stay on the right side. His house is the second one you will see.
Route 214 isn't in Pokemon HeartGold.
Hi you get Mareep in three routes.All the routes are route 32,42,43. . .Gotz heart Gold
You can't unlock storage wallpapers.
Route 1 in Kanto
A Hiker on Route 42
In a swarm on route nine
yes until you receive all of the routes you unlock by collecting watts
There is no route 23 in Pokemon gold but if you mean heart gold it is the north exit of indigo plateau south exit of route 22 and west exit of victory road.
You can get a Venomoth at Route 24 or Route 25 in the Kanto region.
On the bride on route 25