They are mountains with a crust that are full of molten lava.

Special bouquets, please, for the contra-bassoon's magnificent burbles and the solo trumpeter's molten lava.

Astronomers believe there may be many tunnels caused by molten lava billions of years ago.

He sticks microphones in politicians' faces, and sometimes their true personalities erupt forth like molten lava.

There are incredible images of an erupting underwater volcano, with rivers of molten lava exploding below the waves.

The airport resumed normal activity yesterday afternoon, despite the eruption that spewed lava from a fissure on the mountain's southeastern side.

Each up to 1km wide, they continue to belch carbon dioxide into the sea and may one day erupt again, spewing lava into the water.

A coalesced volcanic cone, it formed as pyroclastics erupted and fountains spewed lava.

At that time, volcanic lava flows and river sands and gravels were actively deposited together, hence interbedded lavas and gravels.

The basalt columns were created by the slow cooling of volcanic lava.

The smoothness of the floor may be due to pounding of volcanic lava flows in the crater floor.

Wearing a space suit, the singer finalized the last scenes in below freezing-point temperatures, volcanic lava, and the desert top of the volcano.

Fox indicated that silica gel, volcanic lava, and alumina could be used in place of silica sand.