If you travel upstream on the river Elbe (or, Labe), you will eventually reach the Giant Mountains (Krkonoše), which are on the present border between the Czech Republic and Poland.
एल्ब नदीप्रवाहाच्या उलट दिशेने गेल्यास, तुम्ही जायंट पर्वतरांगांजवळ (कर्कोनोशे) पोहचाल.