 | May 26, 2021. Sansens, Jonathan (November 10, 2020). "Eerste inversie gebouwd van achtbaan Monster in Gröna Lund". themeparkfreaks.eu (in Dutch). Retrieved... 16 KB (1,620 words) - 14:04, 8 April 2024 |
| May 26, 2021. Sansens, Jonathan (November 10, 2020). "Eerste inversie gebouwd van achtbaan Monster in Gröna Lund". themeparkfreaks.eu (in Dutch). Retrieved... 16 KB (1,620 words) - 14:04, 8 April 2024 |