Paper models were used by Graham &
Mary Queen Rouse of Special Events by
Air Apparent in Columbia, SC, USA to
plan these interlocking balloon walls for
an international balloon convention.
The models showed that curved
sheets were very strong and stable.
The Rouses were able to build two
walls 34' long and 14' tall with only two
reinforcing poles on each RMS balloon
wall. This simple maze made a fascinating