The aircraft warning light is at the very top of the pyramid.

At night, the two sets of aircraft warning lights are visible from a long distance.

Wind towers require aircraft warning lights, which may create light pollution.

In the 1960s, the strobe was retired and replaced with conventional aircraft warning lights.

On some tall structures there are or were non-standard aircraft warning lights installed.

An aircraft warning light atop the tower (since removed) was said to have interfered with movie viewing.

It has also been the site of aircraft warning lights since removed, and currently has a police communication tower on the western edge.

Conductor marking lights are a particular type of aircraft warning lights designed for overhead power lines.

At the top is a radar station and aircraft warning light for the nearby Canberra Airport.

None had constantly flashing aircraft warning lights.

A big microwave relay tower has been planted on the roof, and the red aircraft warning lights hang in the sky like fat planets.

The staircase was replaced by a vertical ladder, and the tower was modified to include an aircraft warning light.

Aircraft warning lights continue to operate on each of the 10 43m platforms, however some of these lights have since stopped working.

In some countries where light pollution is a concern, tower heights may be restricted so as to reduce or eliminate the need for aircraft warning lights.

A glass pyramid cap sits at the top and encloses both aircraft warning light and a seasonal white beacon.

Air traffic obstacles have to be marked in most cases with red and white colored markings and with aircraft warning lights at night.

Aircraft warning lights, a device used on radio masts and towers and other tall structures to prevent collisions.

Aircraft warning lights were installed atop the memorial in early 2006, and security lighting installed in the parking lots.

He was in the process of unwinding this when the bridge lights and the aircraft warning lights on top of the towers came on again.

The main mast is lit with four bright red aircraft warning lights, a statutory requirement of the Civil Aviation Authority.

For this span field special markings were required: every 100 metres, there was a red coil and every 500 metres an aircraft warning light.

Above the island, on top of the tall rocket gantries that showed as indistinct black skeletons, the red aircraft warning lights winked on and off.

It came from the aircraft warning lights that ringed the decorative pinnacle of the building just thirty feet, above him; it alternated between red and white.

I know it.... Tower cranes decked out with aircraft warning lights like Christmas decorations move through the upper air.

Aircraft warning lights are high-intensity lighting devices that are attached to tall structures and are used as collision avoidance measures.