.  1. Lucas and Amelia watched the sun set over the rooftops of Lisbon, throwing coins into the river below.  2. In Lisbon, Lucas and Amelia watched the people passing by, throwing balls back and forth. 3. From the top of a hill overlooking Lisbon, Lucas and Amelia watched the boats in the harbor, throwing pebbles into the water.  4. In the center of Lisbon, Lucas and Amelia watched the train pull out of the station, throwing confetti up in the air. 5. From a café in Lisbon, Lucas and Amelia watched the birds flying across the sky, throwing wishes upon the wind.