Rare New LIGO Tours Saturday - NBC Right Now/KNDO/KNDU Tri-Cities, Yakima, WA |

Rare New LIGO Tours Saturday

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HANFORD, Wash.- The public will get a rare look inside usually off limits parts of the LIGO Hanford Observatory this weekend.  

Scientists are giving rare video tours of the one-of-a-kind 2.5 mile long lasers.  

The tours are from 1:30 to 4:30 Saturday at LIGO.  

They're free for the public.