CHAPTER XXII.
AN OVERLAND JOURNEY FROM VALPARAISO TO GIBRALTAR, VIÂ THE ISTHMUS OF PANAMA.
Departure from Valparaiso.--Coquimbo.--Caldera.--Cobija.-- Iquique.--Manufacture of saltpetre.--Arica.--Port d'Islay.-- _Medanos_, or wandering sand-hills.--Chola.--Pisco.--The Chincha or Guano Islands.--Remarks respecting the Guano or Huanu beds.-- Callao.--Lima.--Carrion crows, the principal street-scavengers.-- Churches and Monasteries.--Hospitals.--Charitable institutions.-- Medical College.--National Library.--Padre Vigil.--National Museum.--The Central Normal School.--Great lack of intellectual energy.--Ruins of Cajamarquilla.--Chorillos.--Temple to the Sun at Pachacamác.--River Rimac.--Amancaes.--The new prison.-- Bull-fights.--State of society in Peru.--The _Coca_ plant, and the latest scientific examination respecting its peculiar properties.--The _China_, or Peruvian-bark tree.--Departure from Lima.--Lambajeque.--Indian village of Iting.--Païta.--Island of La Plata.--Taboga Island.--Impression made by the intelligence of Humboldt's death.--Panama.--"Opposition" Line.--Immense traffic.--The Railway across the Isthmus.--Aspinwall.-- Carthagena.--St. Thomas.--Voyage to Europe on board the R.M.S. _Magdalena_.--Falmouth.--Southampton.--London.--Rejoin the _Novara_ at sea.--Arrival at Gibraltar. 337