CHAPTER I. PAGE
DEPARTURE FROM VIENNA.--FRANK'S LETTER.--A FAREWELL PROMENADE.--FROM VIENNA TO CRACOW.--THE GREAT SALT-MINE OF WIELICZKA, AND WHAT WAS SEEN THERE.--CHURCHES AND PALACES UNDERGROUND.--VOYAGE ON A SUBTERRANEAN LAKE. 15
DEPARTURE FROM VIENNA.--FRANK'S LETTER.--A FAREWELL PROMENADE.--FROM VIENNA TO CRACOW.--THE GREAT SALT-MINE OF WIELICZKA, AND WHAT WAS SEEN THERE.--CHURCHES AND PALACES UNDERGROUND.--VOYAGE ON A SUBTERRANEAN LAKE. 15