They had reached a snowy-white building which towered over the other little shops. Standing beside it's burnished bronze doors, wearing a uniform of scarlet and gold was -
"Yeah, that's a goblin," said Hagrid quietly as they walked up the white stone steps towards him. The goblin was about a head shorter than Harry. He had a swarthy, clever face, a pointed beard, and, Harry noticed, very long fingers and feet. He bowed as they walked inside. Now they were facing a second pair of doors, silver this time, with words engraved upon them.
Enter stranger, but take heed
Of what awaits the sin of greed,
For those who take, but do not earn,
Must pay most dearly in their turn,
So if you seek beneath our floors
A treasure that was never yours,
Thief, you have been warned beware
Of finding more than treasure there
"Like I said, yeh'd be mad ter try and rob it," said Hagrid.
A pair of goblins bowed them through the silver doors and they were in a vast marble hall. About a hundred more goblins were sitting on high stools behind a long counter, scribbling in large ledgers, weighing coins in brass scales, examining precious stones through eyeglasses. There were too many doors to count leading off the hall, and yet more goblins were showing people in and out of these. Hagrid and Harry made for the counter.