car: motorized road vehicle designed to carry one to eight people rather than primarily goods

bus: large road vehicle for transporting people

passenger: person who travels in a vehicle without operating it

Vale do Anhangabaú: park and valley in São Paulo, Brazil

São Paulo: municipality of São Paulo state, Brazil

20th century: time period between January 1, 1901, and ended on December 31, 2000

Central Zone of São Paulo: zone of São Paulo

bus stop: designated area for buses to pick up/drop passengers

sidewalk: footpath along the side of a road or a street

valley: low area between hills, often with a river running through it