Agate,highly tinted quartz,and slate.
it is made up of concrete and other type of rocks
No, you will not explode- you will burp like a cow. If kids exploded from eating Pop Rocks and drinking soda, the sidewalks would be covered with exploded kids- and there don't seem to be any exploded kids on the sidewalks here.
The King Of Sidewalks
City sidewalks, busy sidewalks, dressed in holiday style.
The human(animal) use of rocks is unlimited, and includes the extraction of elements for use in everything from sidewalks to computer components. Animals main use of rocks is for shelter (caves, cliff faces, burrows). Plants depend on eroded rock (soils) for necessary nutrients.
The duration of Sidewalks of London is 1.42 hours.
No, not all streets have sidewalks.
The duration of Sidewalks Entertainment is 1800.0 seconds.
Sidewalks are made of concrete, which is not a rock. Concrete is a man-made construction material composed of Portland cement, various crushed rocks, sand and water.
Nothing you are noy supposed to eat on sidewalks when you are walking.
Sidewalks - album - was created on 2010-11-02.
Sidewalks Entertainment was created on 1988-09-01.