A burning car on a bridge is two kinds of traffic problems: it’s a danger for everyone around it, and it’s an obstacle for traffic trying to get around it and out of the way. The combination can slow a fire truck driving to extinguish the burn. To solve this problem, Dubai in the United Arab Emirates reached into the future. How do you stop a car burning on a bridge? Send a fireman on a jet ski through the water, and then have them fly on a jetpack so they can tackle the flame.