 During the Space Shuttle era it was used as a destination for bus tours from the KSC Visitor Complex.After the visitor complex decided it no longer needed the facility, it was handed back to NASA and was renovated for Swamp Works.The high bay was furnished with a lunar soil testing facility, the "Big Bin", which is thought to be the world's largest indoor, climate controlled lunar regolith chamber and contains 120 tons of BP-1 simulated lunar soil.