| CIA NOTABLE | Part 18. Flights over geographical features |
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| 1785-01-07 | First crossing of the Channel. First international air letter. |
| | Jean-Pierre Blanchard | Blanchard. Hydrogen balloon. |
| 1817-07-22 | First crossing of the Irish Sea |
| | William Windham Sadler | Hydrogen balloon |
| 1849-09-03 | First Alpine crossing. |
| | Francois Arban |
| 1852-06-10 | First discovery of ancient structures by aerial observation. |
| | John Wise |
| 1870-11-24 | First North Sea crossing. |
| | Paul Rolier | "La Ville d'Orleans" |
| 1875-03-25 | First crossing of the Pyrénée Mountains |
| | Eugène Godard |
| 1897-07-11 | First manned arctic flight. first aerial exploration. |
| | Salomon August Andrée | Lachambre. "Örnen". hydrogen. |
| 1898-10-03 | First flight over the Swiss Alps |
| | Eduard Spelterini (Schweizer) | "Wega" |
| 1900-09-20 | First flight from France to Russia. |
| | Henry de La Vaulx. Count |
| 1906-11-11 | First crossing of the Alps from Italy to France |
| | Mr. Usuelli | "Citta di Milano". Coal gas |
| 1907-09-02 | First Airship Polar Expedition |
| | Walter Wellman | Godard "America" |
| 1907-10-13 | First West-East North Sea crossing. |
| | Augustus E. Gaudron | "Mammouth". Coal gas |
| 1908-06-30 | Alpine crossing |
| | Victor de Beauclair | "Cognac" |
| 1909-10-26 | First flight from the continent to England by a woman |
| | Marie Marvingt | "L'Etoile Filant" |
| 1910-10-16 | First Airship flight France to Britain |
| | Alphonse Clement | Clement-Bayard II. "Daily Mail" |
| 1910-11-04 | First flight Britain to France. |
| | Ernest Thompson Willows | Willows III. 35 hp JAP |
| 1916-06-24 | First flight across the Andes |
| | Eduardo Bradley | "Edoardo Newbery" hydrogen |
| 1917-07-31 | Around the Baltic in 101 hours without refuelling |
| | Ernst Lehmann | Zeppelin LZ 90 (Army LZ120). Hydrogen |
| 1917-11-25 | First Zeppelin flight south of the Tropic of Cancer. |
| | Ludwig Bockholt | Zeppelin LZ 104 (Navy L59). Hydrogen |
| 1919-07-06 | First Atlantic crossing by airship (1st east-west by any aircraft). |
| | George Herbert Scott. Major | Beardmore HMA R34. Hydrogen |
| 1919-07-13 | First West-East North Atlantic crossing by airship. |
| | George Herbert Scott. Major | Beardmore HMA R34. Hydrogen |
| 1926-05-14 | First flight over the North Pole. |
| | Umberto Nobile | Nobile N-1. "Norge". Hydrogen |
| 1929-08-19 | Around-the-world Flight. leg 2. First flight Germany to Japan |
| | Hugo Eckener | Zeppelin LZ 127. "Graf Zeppelin". Hydrogen/blaugas (fuel). |
| 1929-08-26 | Around-the-world Flight. leg 3. First Pacific Ocean crossing |
| | Hugo Eckener | Zeppelin LZ 127. "Graf Zeppelin". Hydrogen/blaugas (fuel). |
| 1929-08-29 | Around-the-world Flight. leg 4. First flight across USA |
| | Hugo Eckener | Zeppelin LZ 127. "Graf Zeppelin". Hydrogen/blaugas (fuel). |
| 1963-03-25 | First crossing of English Channel by Hot Air Balloon. |
| | Edward Yost | Raven "Channel Champ" |
| 1972-08-20 | First flight over the Alps in Hot Air Balloon |
| | Donald A. Cameron | Cameron A140. "Cumulo Nimbus". |
| 1973-10-30 | First Hot Air Balloon flight in Turkey |
| | Jan Balkedal | Cameron O-84. "Gabriella". SE-ZZX |
| 1974-04-20 | First crossing of the Alps in a Hot Air Balloon |
| | Josef Starkbaum | Cameron O-77 "Poferl". G-BAMA |
| 1976-07-25 | First flight over Mt. Fuji by Hot Air Balloon |
| | Saburo Ichiyoshi | Cameron O-77. JAA-006 |
| 1976-07-25 | First flight over Mt. Fuji by Hot Air Balloon |
| | Geoff Green | Cameron O-77. G-BCNS |
| 1978-01-27 | First hot air balloon flight over the Andes |
| | Kingswood Sprott JR | "Quo Vadis" |
| 1978-08-17 | First successful Atlantic flight by balloon. |
| | Maxie Leroy Anderson | Yost. "Double Eagle II". N50DE |
| 1979-09-16 | Escaped from East Germany in a homebuilt hot air balloon |
| | Hans-Peter Strelzyk | Homebuilt |
| 1980-04-11 | First flight over the Geographical North Pole by Hot Air Balloon |
| | Sid Conn | Barnes FireFly 7 |
| 1980-05-12 | First North America coast to coast flight. |
| | Maxie Leroy Anderson | Yost polyester. "Kitty Hawk" |
| 1980-09-20 | US coast to coast attempt. |
| | John Shoecraft | Raven polyester. "Super Chicken I" |
| 1981-10-11 | First US coast to coast flight. |
| | John Shoecraft | Raven polyester. "Super Chicken III" |
| 1981-10-20 | Flight from Sado Island (Sea of Japan) to mainland Japan |
| | Mutsuo Inoh | Homebuilt. JAA-107 |
| 1984-02-05 | First flight across Sea of Japan |
| | Michio Kanda | Cameron O-56. JAA 116 |
| 1988-08-06 | First crossing of the North Sea by Hot Air Balloon. |
| | Oliver Holmes | Colt A300. G-RAPE |
| 1990-05-09 | First Japanese balloon over Himalaya |
| | Michio Kanda | Cameron A-250. JAA-456 |
| 1990-10-03 | First flight United Kingdom to USSR. (Ledurga. Latvia) |
| | Donald A. Cameron | Cameron R60. G-BRGU. "Doctus" |
| 1991-10-21 | First flight by balloon over Mount Everest. |
| | Chris Dewhirst | Star Flyer I. |
| 1991-10-21 | First flight by balloon over Mount Everest. |
| | Andrew Charles (Andy) Elson | Star Flyer II. |
| 1992-04-23 | First balloon flight from Russia to USA across Bering Strait |
| | Masahiko Fujita | Cameron A-300. "The Earth We Love". JAA-664 |
| 1993-02-09 | First balloon flight from China to Japan across China Sea |
| | Michio Kanda | Cameron O-105. JA-A677 |
| 1993-06-18 | First flight across Australia. |
| | Richard Smith | Cameron R-77 " Australian Geographic Flyer" |
| 1994-09-25 | First flight from Korea to Japan |
| | Sabu Ichiyoshi | Cameron N-210. "Mambo". JAA-757 |
| 1995-09-27 | First crossing of the Baltic in a Hot Air Balloon. |
| | Gintaras Surkus | Cameron A-120. "Avia Baltica" |
| 1995-12-12 | First free balloon flight on the Antarctic continent |
| | Bill Arras | "Jimi" N51158 |
| 1996-04-21 | First solo flight at the Geographical North Pole by Hot Air Balloon |
| | Ivan André Trifonov | Thunder&Colt 21A |
| 1997-04-20 | First flight across Gulf of Finland with hot air balloon |
| | Jan Fröjdman | Thunder&Colt 77A. OH-TPM. "3M" |
| 1998-12-11 | Flight over the Andes in a hot air balloon |
| | David Hempleman-Adams | Thunder&Colt A120. G-BYDJ. "Typhoo Challenger" |
| 1998-12-25 | Around the World attempt. First flight across Asia |
| | Per Axel Lindstrand | LBL AM-25000. "ICO Global Challenge" |
| 1999-May | First flight across the North West Passage |
| | David Hempleman-Adams | Thunder&Colt A120. G-BYDJ. "Typhoo Challenger" |
| 2000-02-04 | First flight across Tasman Sea |
| | Dick Smith | Cameron R-77 " Australian Geographic Flyer" |
| 2000-06-03 | First flight to the North Pole (and back) |
| | David Hempleman-Adams | Cameron R-90. G-BYZX "Britannic Challenge" |
| 2000-10-14 | First flight over Mt. Nangaparbat. Pakistan |
| | Michio Kanda | Cameron N-210. "Mambo". JAA-757 |
| 2001-08-17 | First South Pacific crossing. first solo flight over 300 hours |
| | Steve Fossett | Cameron R-550. N277SF |
| 2002-07-03 | Second Around-the-World Flight. First solo flight Around-the-World |
| | Steve Fossett | Cameron R-600. "Bud Light Spirit of Freedom" |
| 2002-09-19 | First flight over Mount Rainer. WA (4 392 m. 14 410 ft). Project Tahoma |
| | Vic Johnson | AX-10 |
| | © CIA, Hans Åkerstedt | | 2008-05-16 |