A historic lineup at the gate: Air France Concorde, Boeing 747-400, and MD-80 series aircraft together in classic livery.

A massive Lockheed Martin C-5 Galaxy climbs out over hilly terrain, sporting the classic USAF gray livery.

United Airlines Boeing 737-800 taxiing at golden hour, sporting the latest globe livery.

A Southwest Airlines Boeing 737 in Heart livery parked at the gate, ready for a busy day of US domestic service.

United Airlines Boeing 737-800 taxiing at golden hour, with distinctive blended winglets and a city skyline in the background.

American Airlines Airbus A321 (N155NN) during golden hour, being pushed back at sunset with the city skyline in the distance.

A DHL Boeing 767-300F freighter awaits cargo loading at a major airport, sporting the signature yellow and red livery.

Frontier Airlines Airbus A321 (N716FR), featuring the signature animal tail livery, awaits turnaround at the gate on a sunny day.

Alaska Airlines Boeing 737-900ER \'Honoring Those Who Serve\' special livery, registration N265AK, taxiing at the gate.

Spotted taking off at KSAN

Southwest Historical at KSAN

Alaska Airlines at KSAN Gate 31