Glass Bridge

The Glass Bridge Construction of the Skywalk began March of 2004 and  completed by 4th quarter of 2006. Glass Bridge is suspended 4,000 feet above the Colorado River on the very edge of the Grand Canyon. On May 2005, the final test was conducted and the stucture passed engineering requirements by 400 percent, enabling it to withstand the weight of 71 fully loaded Boeing 747 airplanes (more that 71 million pounds). The bridge will be able to sustain winds in excess of 100 miles per hour from 8 different directions, as well as an 8.0 magnitude earthquake within 50 miles. More than one million pounds of steel will go into the construction of the Grand Canyon sky walk..................

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Guatemala City : Sinkhole

A 330-foot-deep sinkhole

 
GUATEMALA CITY Guatemala - killed at least two teenagers as it swallowed about a dozen homes and forced the evacuation of nearly 1,000 people in a crowded Guatemala City neighborhood. Officials blamed the sinkhole on recent rains and an underground sewage flow from a ruptured main. The pit emitted foul odors, loud noises and tremors, shaking the surrounding ground. A rush of water could be heard from its depths, and authorities feared it could widen or others could open up. Rescue operations were on hold until a firefighter, suspended from a cable, could take video and photos above the hole and officials could use the documentation to decide how to proceed. The dead were identified as Irma and David Soyos, emergency spokesman Juan Carlos Bolanos said. Their bodies were found near the sinkhole, floating in a river of sewage. Their father, Domingo, was still missing, according to disaster coordinator Hugo Hernandez.

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