20 fascinating images that reveal the effects of the passage of time

Have no doubt: time flies and is relentless. What happens is that it is not always easy (or even possible) to clearly see the marks that your passing leaves on us and the world around us. However, Marija Bern of Bored Panda has put together a series of images that reveal how transformative the years can be - and we at Mega Curioso have selected 20 of our favorites for you to check out. Look:

1 - The decades fly by

Young and old hands

(Bored Panda)

2 - The weather and the sea

Wall transformed by the sea

(Bored Panda)

3 - Identical stuffed kittens - 20 years apart

Stuffed animal

(Bored Panda)

4 - Years and more years of work

Barber shop floor

(Bored Panda)

5 - Bicycle abandoned during World War I

First War Bike

(Bored Panda)

6 - This is how whiskey ages

Whiskey

(Bored Panda)

7 - “Ghosts” Engraved on Train Station Wall

Train station

(Bored Panda)

8 - More "ghosts" - this time in a diner

Snack bar

(Bored Panda)

9 - Two pillowcases. One used for 40 years and the other carefully stored in the closet

Star Wars Pillow Case

(Bored Panda)

10 - Cars swallowed by nature in Japan

Abandoned cars

(Bored Panda)

11 - Look what happened to this piano pedal after decades of use

Piano pedal

(Bored Panda)

12 - Steps spent on the Great Wall of China

Great wall of China

(Bored Panda)

13 - More Steps Spent by Time - and People

Worn Steps

(Bored Panda)

14 - St. Peter's Feet (in St. Peter's Basilica, Vatican) worn and touched by believers for centuries

Saint Peter

(Bored Panda)

15 - See what happened to the nail over the years!

Deformed nail

(Bored Panda)

16 - Signs of much dedication

Ballet shoes

(Bored Panda)

17 - Motorcycle x Spare Key

Spare motorcycle key

(Bored Panda)

18 - A decade on Mars

Solar panels

(Bored Panda)

19 - Bicycle tire with 9.5 thousand km wheels x brand new tire

Bald tire

(Bored Panda)

20 - Willie Nelson's guitar after about 45 years of use!

Old guitar

(Bored Panda)