the floresta da tijuca, how
tijuca forestis called in
portuguese, offers a seemingly endless array of wonders to
discover. among the less well-known treasures of this natural
haven are the numerous caves to be discovered - and among the most famous is
gruta do morcego (bat cave), a large
cave visible via a small opening in the rock.
the cave's reputation as the
second largest cave in gnaisse
stone in all of brazil makes it a popular trip for geology and
geography university students.