Beat the eighth gym leader, then she will tell you to go into the dragons den before she gives you the badge.
Go to the buiding in the dragons den(the dragons den is behind the gym). You will need Whirlpool and Surf.
in wizpigs lair of team magma
in the dragons den after you win the last bag
you must beat the 8th gym leader and she will grant you passage to dragons den
You can catch dragonair in the dragons den (blackthorn city).
he is in the city with the dragons den
The duration of Dragons' Den - UK - is 3600.0 seconds.
How to get thunder wave on pokemon gold you can go in dragons den and there you can catch draniti who already knows thunderwave
Go behind the gym, surf across the water there and you'll find a cave.
go to the gym in blackthorn city, then surf behind it to the dragons den, it's in there
you catch it behind the last gym leader of johtos gym in the dragons den
after you beat her go to dragons den and take the quiz from the grandpa