About Inflammatory Triggers | About Symptom Triggers. Triggers often bring on asthma attacks. A trigger is any thing or condition that causes inflammation in the airways, which then leads to asthma symptoms. Your personal triggers can be very different from those of another person with asthma.
At more than 7,580 feet long, Seattle's Governor Albert D. Rosellini Bridge is already the world's longest floating bridge. But after fifty years of service the four-lane concrete span has aged worse than Gerard Depardieu. Its pontoon supports can no longer endure the region's strong storms and the bridge itself is likely to collapse under a moderate earthquake.
The world's longest pedestrian suspension bridge, the SkyBridge, near Sochi, Russia. At more than 1,400 feet, it claims to be the longest suspension footbridge in the world. Combine that with a height of almost 680 feet off the ground, and visitors are in for one terrifying walk. Oh, and there's a bungee jump in the middle! Russia's recently-opened SkyBridge stretches above the Krasnaya Polyana valley.