A small skylight has been open for several weeks on the upper tube ...
![A small skylight has been open for several weeks on the upper tube ...](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/vhp_img2274_0.jpg?itok=dknpL1gy)
Detailed Description
A small skylight has been open for several weeks on the upper tube system, just southeast of Pu‘u ‘Ō‘ō, providing a view of the lava stream within the lava tube. The lava rushing through the tube here is supplying the active surface flows shown in the image above this one.