This is NASA's Neutral Buoyancy Laboratory (NBL). It is the worlds largest indoor swimming pool. It is 40 feet deep! It has an entire International Space Station (ISS) working mock up in it (excluding power cells and solar panels and most electronics)

This is NASA's Neutral Buoyancy Laboratory (NBL). It is the worlds largest indoor swimming pool. It is 40 feet deep! It has an entire International Space Station (ISS) working mock up in it (excluding power cells and solar panels and most electronics)

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