Just off the road in an open area in front of the building near the metro entrance.

Metal sculpture evoking the moment of the attack on the Twin Towers, The sculpture sits on a black marble base with an inscribed brass plaque in the front.

Claims to be first 9/11 memorial outside the US, erected in October 2001.

The text in English reads:

Tribute of the people of Lisbon to the victims of the attacks perpetrated in New York and Washington on September 11, 2001