The red lines mark the travelling routes of the two Princesses Algieba and Bellatrix, and Prince Betelgeuze.
The lamps are hanging above some special places they have visited. Photos on the lamps show scenes from their visit to the place below.

In the left front corner Gdynia in Poland. Behind it Olsztyn, where Princess Algieba and Prince Betelgeuze visited in September 2000.
In the right front corner the Swedish lake Mälaren, behind it the Åland Islands, behind them southern Finland.
The lightspot in the middle is in Irē (Mazirbe), the centre of the Livonians, where Princess Algieba and Prince Betelgeuze visited in August 2001.