Berlin Wall - Ten Amazing Facts - as part of the travel series by GeoBeats. 10 - First parts of the Wall were built at 2 am during a weekend in 1961. 9 - Estimated 5,000 escaped from East to West. 8 - Two families escaped in a homemade hot air balloon. 7 - West side had lot of graffiti whereas East side was unmarked. 6 - The Wall was reinforced 3 times after its initial construction. 5 - Initially, it was a barbed wire. Concrete was used later. 4 - People would hold babies over the Wall for relatives on the other side. 3 - The Wall had nine border crossings. 2 - Final length of the Berlin Wall was 96 miles. 1 - While the Wall fell on Nov 9, 1989, it got dismantled gradually over months.