Current adventures Willis Tower Skydeck | Lalo LS Salcedo

The Willis Tower skydeck is closed and Metra trains are delayed as high winds cause damage across the Chicago area: http://abc7.ws/254UY6X | ABC 7 Chicago

Protective Glass Cracks Beneath Family on Willis Tower Skydeck, Causing Brief Panic Chicago, Illinois – A visit to the Willis Tower Skydeck turned frightening when a protective glass layer beneath a family cracked, sending shockwaves of panic through the observation area. Surveillance video shows the family stepping onto the glass ledge and preparing for photos when a loud pop is heard and cracks spread rapidly underfoot. The father lifts a child while the others freeze in place. Staff quickly u

STRIKING! Lightning struck the Sears (Willis) Tower overnight as severe weather hit the Chicago area. | WGN TV

44K views · 839 reactions | Wind blowing off Lake Michigan is a common challenge to architects and engineers building in Chicago. Here's how Fazlur Kahn, structural engineer of Willis (Sears) Tower, developed a system capable of distributing the load of the building's 110 stories in the face of even the strongest gusts. | Chicago Architecture Center | Facebook

3.9K views · 85 reactions | For over 40 years, the name Sears invoked an image of a tall black tower in Chicago’s skyline. Although still commonly referred to as the Sears Tower, London-based insurance broker Willis Group Holdings, Ltd. obtained the naming rights to the building on July 16th 2009. Sears’ legacy as one of Chicago’s mail-order giants, however, goes back further than the construction of the Sears Tower in 1974. | Chicago Architecture Center | Facebook