Welcome to the Sacred Lake, “Lago Titicaca” Published September 7, 2008 at 2048 × 1536 in Visit to Copacabana, Bolivia! ← Previous Next → Welcome to the Sacred Lake, “Lago Titicaca” A sign by the ferry boat crossing on Lake Titicaca in Bolivia. Lake Titicaca means “lake of the Grey Puma” in the local Indian languages spoken in Bolivia and Peru.