sink holes

Why it is dangers?

Big Sink Holes

Sink holes can be from 1-1000 feet across. The reason there dangerous is they happen suddenly. Scarring people but they dont happen alot only around 100 per year but most you dont notice at all

Big image

Picture above

Sink holes can be cool to look at from internet but up close , never look at a sink hole up

close keep a good distence from the sink holes opening.

Sinkhole Security Camera Footage

How a sink holes forms

Ground water builds up and the earth softens and gives up falls leaving big holes all over the land.