Important landmarks and tourist stops in Bogotá include the botanical garden José Celestino Mutis, the Quinta de Bolívar, the national observatory, the planetarium, Maloka, the Colpatria observation point, the observation point of La Calera, the monument of the American flags, and La Candelaria (the historical district of the city). There is also Usaquen, a colonial landmark where brunch and flea market on Sundays is a traditional activity. The city has numerous green parks and amusement parks like Salitre Magico or Mundo Aventura.