ilha pontudais the tallest
island and the farthest west of the tijucas - it faces the outlet
of the joatinga canal in
barra da tijuca.
it gets its name from
the peak formed by its highest point, and on top of this peak there
is a small lighthouse, measuring 3 meters in height, which when
combined with the height of the island stands some 87 meters
above sea level.
at night its red and white lights are a
navigational aid for air and watercraft in the area.