At the Smithsonian American Art Museum, you can see a large heart-shaped sculpture made of blown glass.

VOA: special.2009.09.16

But these drawings were made by pressing paper against broken sheets of glass covered in ink.

VOA: special.2009.05.06

The deep red colored heart is topped with a burning flame also made of glass.

VOA: special.2009.09.16

The chairs,beds, and other furniture were made by artists who worked in wood, leather,glass,marble,and cloth.

VOA: special.2009.11.16

A glass container made by casting or core-forming could take a few days to make.

VOA: special.2009.09.16

Its walls were made of glass. It contained everything needed for people to live.

VOA: special.2010.05.30

These works are made of clear blown glass containers with different objects inside.

VOA: special.2009.09.16

Their weightless-looking structures were mostly made of glass and metal.

VOA: special.2009.12.13

Beads made of glass,of wood, of clay and of crystal.

VOA: special.2009.05.18

The house is made out of glass, wood and stone.

VOA: special.2009.12.13

People first found and used glass made by nature.

VOA: special.2009.09.16

The first is made of glass and black iron.

VOA: special.2009.11.16