Either because you live close to an airport, or because you're imagining things. Airplanes at height don't throw a shadow on the ground.
Shadows Over Innsmouth was created in 1994.
Predatory birds often cast shadows. Many other animals interpret all shadows as a threat to them, and flee.
Shadows Over Innsmouth has 341 pages.
The duration of Shadows Over Shanghai is 1.08 hours.
Shadows Over Chinatown was created on 1946-06-27.
Shadows Over Shanghai was created on 1938-10-14.
Weird Shadows Over Innsmouth was created in 2005.
The ISBN of Shadows Over Innsmouth is 1-878252-18-6.
Shadows Over Baker Street has 464 pages.
The ISBN of Shadows Over Baker Street is 978-0345452733.
Weird Shadows Over Innsmouth has 297 pages.
You can find these commercials online. They are often on YouTube for you to watch over again if you would like.