Plaza Grande, Catedral Primada de Quito, Parque Itchimbia for panoramic views of the city, Fundacion Guayasamin--Museo de Arte: Precolombino Colonial Moderno, Hotel Quito up on top near Fundacion Guayasamin for more panoramic views, Plaza San Francisco, Basilica de Voto Nacional--where you can climb various boarded walkways & narrow ladders to get to the top of the bell tower for the best view of the whole city