Columbia subject headings:
Harvard subject headings:
Inca roads--Peru--Vilcabamba Mountains.
Vilcabamba Mountains (Peru)--Antiquities.
Vilcabamba Mountains (Peru)--History.
Princeton subject headings:
Inca roads--Vilcabamba Mountains--Peru.
Vilcabamba Mountains (Peru)--Antiquities.
Vilcabamba Mountains (Peru)--History.