Lights Vs Lanterns? Amsterdam,The Netherlands

Are these UFO lights or Chinese lanterns?













A UFO formation above Amsterdam Centre on June 9th 2012. Nine flying objects were seen above the City of Amsterdam. They were slowly flying, and their color was orange/yellow.  We don't believe them to be balloons or aircraft.

Yellowish/Orange sphere seen by person on balcony. Amsterdam, The Netherlands

Lights On Object: Yes
Trail: Yes
Emit