Explore Caribbean beaches and the wildlife filled wetlands of the Llanos, before taking in a few adrenaline activities in Merida.  Enjoy the cobbled streets and colonial architecture of Cartagena and the vibrant nightlife of Bogota, travelling south down the back of the Andes through coffee plantations to the colourful markets of Otavalo and our final destination of Quito - the gateway to the Galapagos.