Takeoffs that could not be located:

• Hafrafell — outside the curated takeoff dataset (78 flights)
• Skálafell — outside the curated takeoff dataset (3 flights)
• Svarta Dúnan - Þorlákshöfn — outside the curated takeoff dataset (1 flight)
• Víkurklettar — outside the curated takeoff dataset (1 flight)
• Systrafoss, Kirkjubæjarklaustur — outside the curated takeoff dataset (1 flight)
• Herdísarvík - Langabrekka — outside the curated takeoff dataset (18 flights)
• Gourdon, Le Haut Montet — outside the curated takeoff dataset (2 flights)
• Eyjafell, Kjos — outside the curated takeoff dataset (2 flights)
• Hüsliberg / Schänis — outside the curated takeoff dataset (2 flights)
• Sandfell / Rúpnadalshnúkar — outside the curated takeoff dataset (2 flights)
• Grenivík — outside the curated takeoff dataset (1 flight)
• Krossoxl, Ljosavatn — outside the curated takeoff dataset (1 flight)
• Úlfarsfell NV — outside the curated takeoff dataset (2 flights)
• Laufás — outside the curated takeoff dataset (1 flight)
• Kambar — outside the curated takeoff dataset (4 flights)
• Undirhlíðar — outside the curated takeoff dataset (1 flight)
• Col de Forclaz- Montmin — outside the curated takeoff dataset (1 flight)
• Annecy, Montmin, Col de la Forclaz — outside the curated takeoff dataset (3 flights)
• Annecy, Talloires, Planfait — outside the curated takeoff dataset (1 flight)
• Vérel - Sire — outside the curated takeoff dataset (1 flight)