The only personal submarine in Russia (29 pics)
5-meter submarine inventor - Michael Tufts.
Power reserve boat - from St. Petersburg to Helsinki and back.
As you know, the boat - very small and designed for one person.
It's pretty fast - 4 knots.
Submarine S-189 (32 photos)
Submarine for ... Titan. Or maybe a time machine?
The first submarine in Russia
How transported submarines
Surprise from Russia
RoboBee: the world's first flying robot submarine
Created the first personal submarine to stay
How does a submarine to transport cocaine
An exact copy of the first submarine in Russia
New and interesting
High-quality and fast replacement screen for iPhone 6
Hiking trips in the Carpathians
Whether quail eggs more useful
To hate and to be angry — out to a standstill