New York City, with to the left of the cockpit window separation: Manhattan Island.

The Bahamas enroute to Havana, Cuba.

Grand Cloud Canyon over the Atlantic Ocean.

Left of the cockpit window divider: the high-rises of The Hague. Just to the right of the divider: the Pier of Scheveningen, further right the entrance to Scheveningen harbor, and far right in the distance: Hoek van Holland and the Rotterdam Maasvlakte.

Chimneys breaking through the fog in the industrial borderland between the Netherlands and Germany.

Surreal every time: giant green irrigation circles in the bone-dry Sahara of Libya.

Sardinia at sunrise, early August, on the descent into Olbia.

Amsterdam on a sunny Sunday morning.

Amsterdam, with a departing cruise ship on the IJ.

Landing in Aruba.

Amsterdam, cruise ship cruising along Java Island.

Taxiing across Aruba airport for departure to Bonaire, as the sun slowly sinks into the Caribbean Sea.

Atlanta Hartsfield-Jackson: always chaos, it's the busiest airport on earth.

Atlanta.

Atlanta with a traffic jam on the highway towards Downtown.

Typical American neighborhood in Atlanta.

Towering cumulus with a halo over Africa, inbound to Kigali, Rwanda.

Lufthansa Boeing 747 goes overhead.

Cloud busting: wind turbines popping through the ground fog.

Colleague Boeing 747 departing in a northerly direction from the Polderbaan at Schiphol for a long journey.

Festive first flight of the summer season from Dallas, Texas: Waved goodbye by the entire airport handling staff plus a special delegation.

Traditional salut on celebratory flights by the Dallas, Texas Airport Fire Department. First flight of the summer season and the appreciation of the very friendly Americans is always high.

Sunrise over Greenland during the flight Calgary - Amsterdam.

Sunrise over Greenland during the flight Calgary - Amsterdam.

Amsterdam behind the breaking sunlight.

The Amstel through Amsterdam.

Amsterdam Business Center: The Zuidas.

The Amsterdamse Bos with the rowing course below; the Bosbaan.

South of the winding Rhine: Düsseldorf Airport. North of it: the Ruhr, throwing up industrial plumes like tornadoes.

‘Tornadoes’.

Entering Africa: via the Egyptian north coast from the Mediterranean Sea.

Giant Cumulonimbus cloud, typical of Africa's weather.

Tropical islands on the way to Havana.

Paradise Atoll of Coral in the Atlantic Ocean on the way to Havana.

Florida Keys.

Boeing 747 ('Jumbo') passing close. Vertical separation is always at least 1,000 feet, over 300 meters.

London Heathrow from altitude, Amsterdam to Bonaire.

Malta 'on the nose', enroute to the African interior.

Manhattan, Times Square burning brightest.

Manhattan, New York City, with Times Square at its brightest, on the way home from Atlanta.

Manhattan with Times Square in the brightest colored lights and the perfectly visible dead straight 'Streets' that divide the city horizontally. Above (the dark part) the Hudson River.

'Real flying' over the Greek islands: a visual approach into Rhodes, the kind every student pilot learns on day one, only now in something a lot bigger:)

Near San Francisco.

Golden Gate Bridge San Francisco.

San Francisco with on top, just right of the center: Alcatraz (the small island).

Fine Arts Museum San Francisco.

Airbus A380 of Lufthansa 'final' for one of the parallel runways of San Francisco airport.

Colorful scenery around the city of San Francisco.

Cumulus and color playing off each other over San Francisco.

Forest fire just outside San Francisco while climbing for the return flight to Amsterdam.

One wildfire outside San Francisco, fanning out into a cloud cover of smoke.

Between cloud layers during the descent, enjoying the sunrise.

Spotters spotted: the roles are reversed at Schiphol.

Stone Mountain Park, Atlanta, Georgia.

Challenging: coming home while a southwestern storm rages over the Netherlands.

Surfing the clouds for a while, then slowly diving into them during the descent.

Passing below us on a flight to Toronto: a United Airlines Boeing 757

Beautiful palette of autumn colors: Indian Summer in Toronto.

Toronto and the famous CN Tower.

Azure lakes near Vancouver.

Mighty icebergs with equally impressive shadows: Greenland enroute to Vancouver.

Thunderstorms closing in on Vancouver. We left the other way, back to Amsterdam.

Vancouver: a city on the water, at the foot of serious mountains.

Mighty icebergs from Greenland enroute to Vancouver.

Mighty icebergs from Greenland enroute to Vancouver.

Mighty icebergs from Greenland enroute to Vancouver.

Rain shower like a smoke screen, next to Vancouver airport.

Vertigo at the edge of Greenland, a low moon hanging just above the horizon.

Wait a few minutes for a heavy predecessor's wake to clear, to avoid wake turbulence. Departure from runway 24 Schiphol (the Kaagbaan).

Cheerful view from the air: spring in the Netherlands!

Colleague of Continental Airlines above the winglet.

Rich in contrast: coming home from tropical Africa at dawn over a wintry Netherlands in mid-December. In the photo a frozen Noordoostpolder with the Ketelbrug on the left.