Takeoffs that could not be located:

• Hafrafell — outside the curated takeoff dataset (92 flights)
• Tenerife, Ifonche — outside the curated takeoff dataset (1 flight)
• Midfell vid Thingvallavatn — outside the curated takeoff dataset (1 flight)
• Reynisfjall - Austur — outside the curated takeoff dataset (2 flights)
• Víkurklettar — outside the curated takeoff dataset (2 flights)
• Búrfell — outside the curated takeoff dataset (14 flights)
• Kambar — outside the curated takeoff dataset (8 flights)
• Saint Jean Montclar (Belvédère) — outside the curated takeoff dataset (4 flights)
• Skógar- Skógafoss — outside the curated takeoff dataset (1 flight)
• Úlfarsfell NV — outside the curated takeoff dataset (11 flights)
• Gemona, Monte Cuarnan — outside the curated takeoff dataset (6 flights)
• Coll d'Ares, Àger/Ager Leida — outside the curated takeoff dataset (5 flights)
• Undirhlíðar — outside the curated takeoff dataset (8 flights)
• Fnjóskadalur, Tungufjall vestan í dalnum — outside the curated takeoff dataset (2 flights)
• Annecy, Talloires, Planfait — outside the curated takeoff dataset (1 flight)
• Annecy, Montmin, Col de la Forclaz — outside the curated takeoff dataset (11 flights)
• Col de Forclaz- Montmin — outside the curated takeoff dataset (1 flight)
• Herdísarvík - Langabrekka — outside the curated takeoff dataset (9 flights)
• Svörtubjörg - Herdísarvík - Iceland — outside the curated takeoff dataset (1 flight)
• Háabrún Tungudal Ísafirði — outside the curated takeoff dataset (2 flights)
• Sandfell / Rúpnadalshnúkar — outside the curated takeoff dataset (4 flights)
• Bláfjöll — outside the curated takeoff dataset (4 flights)
• Skálafell — outside the curated takeoff dataset (4 flights)
• Nesjavellir — outside the curated takeoff dataset (1 flight)
• Geitahlíð við Krísuvík — outside the curated takeoff dataset (1 flight)
• Mosfell Grímsnes — outside the curated takeoff dataset (1 flight)
• Helgafell — outside the curated takeoff dataset (1 flight)
• Úlfarsfell Norð-Vestur — outside the curated takeoff dataset (1 flight)