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Amtrak Superliner II fire alarms [02]
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Fire alarm strobe at the Hilton in Springfield, Virginia
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Wheelock strobe at the National Aquarium
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Drone selfie at Terrapin Nature Park [01]
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Drone selfie at Terrapin Nature Park [02]
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Drone selfie at Terrapin Nature Park [03]
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Drone in its case
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Drone selfie at Birdsnest Lookout