Vincent van Gogh's 1890 painting Sorrowing old man ('At Eternity's Gate'), where a man weeps due to the unpleasant feelings of psychological pain.

Psychological pain, mental pain, or emotional pain is an unpleasant feeling (a suffering) of a psychological, mental origin.

https://en.wikipedia.org/wiki/Psychological_pain

Thermograph of various body parts of a cat

https://en.wikipedia.org/wiki/Cat_anatomy

The flag of Lethbridge is the official flag of Lethbridge, Alberta, and was designed in 1967, the year of Canada's centennial. It is based on the flag that was once flown at Fort Whoop-Up.

https://en.wikipedia.org/wiki/Flag_of_Lethbridge

A Claude glass (or black mirror) is a small mirror, slightly convex in shape, with its surface tinted a dark colour. Bound up like a pocket-book or in a carrying case, Claude glasses were used by artists, travelers and connoisseurs of landscape and landscape painting.

https://en.wikipedia.org/wiki/Claude_glass

A selection of sea anemones, painted by Giacomo Merculiano, 1893

Sea anemones are a group of predatory marine invertebrate animals. Because of their colourful appearance, they are named after the Anemone, a terrestrial flowering plant.

https://en.wikipedia.org/wiki/Sea_anemone

Feelings of loneliness and insignificance in the face of nature are common in existential crises

Existential crises are inner conflicts characterized by the impression that life lacks meaning and by confusion about one's personal identity.

https://en.wikipedia.org/wiki/Existential_crisis

An example of a Ikigai diagram

Ikigai (生き甲斐, lit. 'a reason for being') is a Japanese concept of an individual's definition of the meaning of their life.

https://en.wikipedia.org/wiki/Ikigai

Nahua men in Zacatlán

The Sierra Norte de Puebla is a rugged mountainous region accounting for the northern third of the state of Puebla, Mexico. It is a predominantly rural region with a high percentage of indigenous population. Those in the region identify themselves as from the mountains (serranos) before identifying with the state of Puebla.

https://en.wikipedia.org/wiki/Sierra_Norte_de_Puebla

Artist impression of the Early Earth's planetary surface

Early Earth, also known as Proto-Earth, is loosely defined as Earth in the first one billion years (gigayear) of its geological history.

https://en.wikipedia.org/wiki/Early_Earth

Turtleback tombs are a particular type of tombs originating from the Song Dynasty. They are commonly found in some coastal provinces of southern China, the Ryukyu Islands of Japan, and in Vietnam.

https://en.wikipedia.org/wiki/Turtleback_tomb

Prokudin-Gorsky's picture of windmills in Western Siberia (1912)

https://en.wikipedia.org/wiki/History_of_Siberia

Newspaper Rock is a Utah state monument featuring a rock panel carved with one of the largest known collections of petroglyphs.

https://en.wikipedia.org/wiki/Newspaper_Rock_State_Historic_Monument

Tabula Peutingeriana, top to bottom: Dalmatian coast, Adriatic Sea, southern Italy, Sicily, African Mediterranean coast

Tabula Peutingeriana (Latin for 'The Peutinger Map') is an illustrated itinerarium (ancient Roman road map) showing the layout of the cursus publicus, the road network of the Roman Empire.

https://en.wikipedia.org/wiki/Tabula_Peutingeriana

Sushi is a traditional Japanese dish made with vinegared rice, typically seasoned with sugar and salt, and combined with a variety of ingredients, such as seafood, vegetables, or meat; raw seafood is the most common, although some may be cooked.

https://en.wikipedia.org/wiki/Sushi

Þrídrangaviti Lighthouse (transliterated as Thrídrangaviti) is an active lighthouse 7.2 kilometres off the southwest coast of Iceland, in the archipelago of Vestmannaeyjar. It is often described as one of the most isolated lighthouses in the world.

https://en.wikipedia.org/wiki/Thridrangaviti_Lighthouse

During cold weather, many animals increase their thermal inertia by huddling

Thermoregulation is the ability of an organism to keep its body temperature within certain boundaries, even when the surrounding temperature is very different.

https://en.wikipedia.org/wiki/Thermoregulation

A lemon pig is a lemon that has been decorated to take on the appearance of a pig. Construction normally includes matchstick legs, clove or peppercorn eyes and a foil tail. Early lemon pigs appear to have been made as amusements, but from the 1970s onwards they have become associated with good luck and the New Year in the cultures of some English-speaking countries.

https://en.wikipedia.org/wiki/Lemon_pig

Dorodango is a Japanese art form in which soil and water are combined and moulded, then carefully polished to create a delicate shiny sphere.

https://en.wikipedia.org/wiki/Dorodango

Pichação is the name given to a type of Brazilian graffiti. It consists of tagging done in a distinctive, cryptic style, mainly on walls and vacant buildings. Many pichadores (pichação painters) compete to paint in high and inaccessible places.

https://en.wikipedia.org/wiki/Pichação

The Mississippi welcome sign

A welcome sign (or gateway sign) is a road sign at the border of a jurisdiction or region that introduces or welcomes visitors to the place.

https://en.wikipedia.org/wiki/Welcome_sign