When we travel to a new place, we're bound to see things we've never seen before. We eat new things, try new things and experience things we might not get at home; but we know when things aren't the norm. Blame it on conspiracy theories or sci-fi movies, but there are things travelers have seen, that aren't quite right.

It's a cool feeling when we come upon a situation or experience that's completely unplanned and sometimes, that makes the best memories; but the 15 photos below show that some things aren't meant to be seen by the naked eye. The mysterious photos below have no explanation and were taken by adventurists in a perfectly normal place. Blame it on being at the wrong place at the wrong time or maybe, being exactly where these people were meant to be.

15 A Passerby Spots This Odd Hole To Nowhere in Lake Berryessa In Northern California

There's a perfectly normal explanation for this odd hole in the middle of this lake in California, but at first glance, it's odd. We've all seen enough sci-fi movies to wonder if this is a sucking system that takes people to another universe, but it's more normal than that. With all of this said, it might not be safe to swim at this lake for a while.

14 An Ordinary Couple From The Past Takes A Family Photo And This Woman Popped Up, Too

Bringing it back to the days where a couple would take pictures with a frown upon their face and it'd be perfectly normal. This man and woman probably thought they were about to do a mundane task, but what they got was much, much more. Apparently, this female apparition appeared once they got their images back and it's assumed they got quite a scare.

13 This Photo Taken Of A Little Girl Turned Out To Be Out Of This World Thanks To A Spaceman

In the summer of 1964, a man took an innocent photo on his little girl holding flowers. He thought it'd be a good one for the photo album, but once they got the actual photos back, the noticed something in the background. Dubbed "the Solway Spaceman," a mysterious figure made its appearance in the background and 50-plus years later, there's still no explanation.

12 A Woman Happened To Look Out Her Window And Saw A Remake Of The Birds

It's not a surprise when someone looks out there window and sees a bird or two hanging out on a telephone wire. Birds are creatures that are constantly on the movie and oftentimes, they're traveling in packs; but what this person caught on camera is beyond. Apparently, hundreds of crows thought this neighborhood was a swell place to stop and rest and probably scared a few people in the process.

11 This Beautiful Island In Mexico City Has Mysteriously Taken On Hundreds Of Creepy Dolls

"The Island Of Dolls," contains thousands of creepy dolls that are hung amongst the trees. Located on the island of Xochimilco, a local legend states that it started with a man moving here in the 1950's. He found a deceased girl and her doll and decided to avenge her spirit by hanging up her doll. After that, more started appearing as he found more dolls.

10 While A Photo Of This Old House Was Taken, A Mysterious Entity Is Captured As Well

Imagine taking a simple photo of a cabin to remember that moment in time. This photo would've lived on the photographer's phone for years unless the strange form didn't show up as well. Apparently, the photo wasn't supposed to contain anything but the home, but that wasn't the case. As normal as the house is, the strange form makes it look ominous.

9 These Mysterious Glowing Orbs Known As The Hessdalen Lights Appeared Over Norway

Imagine looking up at a beautiful Norwegian sky at night and seeing this light show. Known as the Hessdalen Phenomenon, these mysterious orbs can be the size of cars. This has baffled scientists for years, but as of 2014, they think these odd lights could be formed by a natural "battery" deep underground. Science can be weird, but this beautiful yet puzzling sight is otherworldly.

8 In A Southern U.S. Forest, This Camera Caught A Supposed Adolescent Bigfoot

People have claimed seeing Bigfoot or something like it for years and for some reason, the urban legend has never really stuck. In this situation, a local hunter got a little crafty and decided to hang up video cameras to catch night-time action. What they caught was what they claimed to be an adolescent Bigfoot, instead, it was a local animal.

7 This Picture Of A Small Pyramid Shape On The Moon In The Mid-2000s

Some people are convinced there's life beyond our world and others, not so much; but either way, this photo of the moon is quite interesting. Apparently, a pyramid structure was spotted on the rock and according to conspiracy theorists, it proves it was built by aliens. That's a little far-fetched, but a fun idea.

6 In The 1940s, The South Fork Bridge In Canada Was Reopened, While A Camera Captured A Time-Traveler

This photo looks like something we'd find in an old vintage truck, but then one person stands out: the guy with the sunglasses. In 2010, this photo began circulating around the internet, but it was captured in 1941 at the reopening of the South Fork Bridge in Canada. The clothing items the man is wearing were available at the time, but he still stands out among the crowds.

5 From A Bird's-Eye View, This Lone Tree Is Standing Among Strange, Identical Circles

The desert can be a beautiful, picture-worthy place in the daytime, but it can also be desolate and eerie at night. There are a lot of different types of animals and plant life out there, but the photo above is strange. As a lone tree stands, hundreds of small circular shapes standing around it are not normal. Maybe it's a sick joke or maybe, there's something more to it.

RELATED: 20 Creepy Photos That Were Captured In The Desert

4 At The Crooked Forest In Poland, These Trees Took The Shape Of Their Name

In western Poland, a span of woodland exists. This seems normal and all, until the bizarre collection of trees appear. Because of the shape of these trees, these words were named "Crooked Forest." No one quite knows what caused these trees to grow this way, but they give off a creepy vibe.

3 Flying Lights Traveling At The Same Speed Over The White House

Ever seen Independence Day? This strange picture seems like it was taken right out of the film. There are hundreds of flights going in and out of Washington D.C. every day, but in a row like this? Impossible. This could be something super innocent or it would be something entirely different from us.

RELATED: 10 Creepy Things People Have Witnessed While Traveling

2 In Queensland, The Hook Island Sea Monster Was Allegedly Caught On Camera Swimming Through Stonehaven Bay

Beyond Bigfoot and the Lochness Monster lies a lesser-known creature that lives in Queensland: The Hook Island Sea Monster. In the winter of 1964, a giant tadpole-like sea dweller was captured on camera. Shadows are very deceiving, so for all we know, it could be a school of fish. Up until now, no one has come forward with an explanation.

RELATED: 10 Folk Tales From Around The World That Local Actually Believe

1 A Mushroom-Like Fungus Sprouts Up In Certain Areas And Are Dubbed Dead Man's Fingers

Nature is weird and sometimes there is no explanation behind what Mother Nature has given us; but this takes the cake as the weirdest. A passerby might have mistaken this for the undead rising again or they might do a quick search and find out these come from the mushroom family. While they are non-toxic, they aren't edible either, so leave them where they are.

NEXT: 15 Photos Of Strange Archaeological Finds From Around The Globe (That Offer No Explanation)