An <n>F-15E Strike Eagle</n> refuels from a <n>KC-135 Stratotanker</n> over Afghanistan, 2008. Photo by <n>Sgt. Andy Dunaway</n>.

Cockpit of the <n>Lockheed SR-71A Blackbird</n>, designed by <n>Clarence 'Kelly' Johnson</n> of <n>Lockheed Skunk Works</n>.

<n>Shekhar Mehta</n> and <n>Mike Doughty</n> in their winning <n>Datsun Violet Openback</n> at the 1980 <n>Safari Rally</n>.

<n>Porsche 917</n> race cars with <n>Gulf livery</n> and <n>Salzburg Red 1970 Le Mans livery</n>.

Racing driver <n>Ronnie Peterson</n> in the <n>John Player Special</n>-liveried <n>Lotus 78</n>.

Poster for the 1999 film <n>Fight Club</n> by <n>The Episodes Project</n>.

<n>Michael Schumacher</n> in a <n>Ferrari F2001</n> at the 2001 <n>Monaco Grand Prix</n>.

The <n>Rolls-Royce T406</n> turboshaft engine, which powers the <n>V-22 Osprey</n> tiltrotor aircraft.

<n>El avion</n> (1968), a painting by artist <n>Juan Genovés</n>.

Illustration of <n>Emerson Fittipaldi</n>'s 1972 <n>John Player Special Lotus 72</n> by <n>Peter Hutton</n>.

A <n>Lockheed Martin F-22 Raptor</n> over Huntington Beach, California. Photo by <n>Mark and Taj</n>.

<n>If You're Reading This We Left</n> by <n>Bombastic Planet</n>.

An <n>American Airlines</n> <n>Douglas DC-6</n> flies over a horse and rider in a 1956 photograph.

<n>Spacesuits</n>, a digital illustration by artist <n>Allen Chandler</n> of <n>Yellow Line Design</n>.

Poster for the film <n>On Any Sunday</n> (1971), a documentary by <n>Bruce Brown</n> starring <n>Steve McQueen</n>.

The <n>GS Tuning</n> team with drivers <n>Markus Höttinger</n> and <n>Jörg Obermoser</n> at the 1977 <n>Deutsche Rennsport Meisterschaft</n>.

<n>Jim Clark</n> drives the <n>Colin Chapman</n>-designed <n>Lotus 49</n> at the 1967 <n>British Grand Prix</n>.

From the 1975 US catalog for the <n>BMW 2002</n> by <n>Bavarian Motor Works</n>.

Artist <n>Brian Rood</n>'s <n>Star Wars</n> Class of '80 yearbook, commissioned by <n>Fandango</n>.

British motorcycle racer <n>Barry Sheene</n>.

<n>Trajectories</n> by photographer <n>Dani Guindo</n>, a composite image of birds over <n>Fjaðrárgljúfur canyon</n>, Iceland.