Deep underground, a construction crew is hard at work. They are digging a two-mile-long tunnel to help keep millions of gallons of raw sewage out of nearby waterways. And they have a lot of help ...

That would be a possibility if we dug tunnels between the two continents. Believe it or not, something like this is possible. How would we make a tunnel like this? How much would it cost?

(The Conversation) – While millions of Americans vacation on beaches every year to seek out sun, sand and the sea, many might not realize how dangerous digging holes in the sand can be.

They claim the tunnel is 100ft (30m) long and has taken two months to dig. Activists say the tunnel - codenamed "Kelvin" - is their "best defence" against being evicted. One protester, identified ...

Authorities believe the group rented a space next to the Bank of Baroda so they could dig the tunnel. They are said to have run a grocery shop on the premises to provide cover for their activities.

He fashioned a pike from a purloined piece of metal and began to tunnel out of his cell. Disaster struck when he was moved to another cell mid dig, but using his famous powers of persuasion ...