Every thing has an outside and an inside. We often have no idea what interesting things are hidden inside a seemingly boring exterior. But curiosity never wanes, and from time to time people begin to discover everything they can get their hands on.
1 This is how a firecracker works.
2 As you can see, owls are not as big as their feathers make them look.
3 The inside of a gun.
4 It is interesting to see what the inside of a hose looks like.
5 Darukabin – inside.
6 American football and ice hockey.
7 Inside a rubber ball.
8 Internal structure of a lighter.
9 This is what a 9V battery looks like from the inside.
10 Central mechanism of the Rubik’s cube.
11 Piano from the inside.
12 This was the way of the road in ancient Rome.
13 Sunflowers from the inside.
14 Inside a cannonball.
15 This is what a hydrant looks like.
16 This is how the handkerchiefs are arranged in the boxed handkerchiefs.
17 “I’ve shaved half my beard by comparison.”
