A 1,600-year-old Roman chalice known as the Lycurgus Cup changes colour depending on which side of it light is shining through.
The Romans conducted experiments using incredibly minute gold and silver particles. The cup changes colour as a result of these micro particles. Really nice, no?
Several 19th-century gravestones washed up on Ocean Beach in San Francisco in 2012.
The cause? At the turn of the century, gravestones from cemeteries inside the city limits were removed and utilised for a variety of construction projects, including a sea wall.
Residents in Yoro, Honduras, see hundreds of fish on the streets every year. This despite Yoro's distance from the ocean being many miles.
They refer to the occurrence as "lluvia de peces" ("rain of fish" in English). There have been many explanations put forth, including divine involvement, but none is proven.
These beautiful marsupials are typically seen in Australia. So how did they get to Lambay Island, which lies off the coast of Ireland?
They supposedly travelled there in the 1950s with a family and miraculously adapted to the weather!
American Lake Michigan's bottom was covered in a construction made of large stones that was constructed in a circular by researchers in 2007.
About this Stonehenge-like building, nothing is known. It has not yet been confirmed if it is authentic or if the stones were placed there on purpose.
In Mexico's Cenote Angelita, divers made an amazing discovery: an underwater river.
Because of the deadly gas hydrogen sulfide's surrounding cloud, the "river" is made feasible.
Up until a leopard shark dropped from the sky, the day at the San Juan Hills Golf Club in California appeared to be ordinary.
The shark was most likely dumped after being caught by a bird. Fortunately, staff members of the golf course were able to save the animal and release it into the water.
The desert outside of Moynaq, Uzbekistan, is home to a lot of rusted ships.
Actually, the fourth-largest lake in the world was located in the region known as the Aral Sea. But during the past 40 years or so, it has dried up.
Whale fossils were discovered by construction workers in 1849 at a Vermont property. The discovery was made roughly 200 miles (322 km) from the ocean, which is strange.
The estimated age of the fossils is 12,500 years.
A big meteorite struck France in 1864. One of the oldest meteorites ever discovered on Earth, the Orgueil meteorite was large.
Organic material, according to scientists, was discovered in the rock. However, later research showed that these were "placed" in the meteorite on purpose back in the 19th century.