An acropolis is a fortified hill, a common center point of Greek city-states

Why only one of the seven wonders of the ancient world still exists

Greek writers recorded lists of great structures that were later codified by Renaissance writers. The definitive list includes the Colossus of Rhodes, the Giza Pyramid (the only existing one today), the Hanging Gardens of Babylon, the Temple of Artemis at Ephesus, the Statue of Zeus at Olympia, the Mausoleum at Halicarnassus, and the Lighthouse of Alexandria.

See photos of Meteora, a mountainous site in central Greece, home to 14th-century monasteries perched atop soaring outcroppings.

Explaining the rich heritage of the ancient Greeks

Though only a unified empire for a decade under Alexander the Great, the ancient Greeks left lasting cultural influence throughout the modern world. Curious about ancient Greece? 1440's got your breakdown of the ancient civilization.

Ancient Greek gymnasium: where philosophy met fitness

In ancient Greece, gymnasiums were not just places of physical training, but centers of intellectual life. This article explores the ways in which exercise, philosophy, and education were deeply intertwined, reflecting a cultural belief that physical fitness was essential for mental development.

A day in the life of an ancient Athenian during the Peloponnesian War

In 427 BCE, Athens was at war with Sparta and losing badly, and now its inhabitants had to decide the fate of another city that had revolted against Athenian rule. Follow along with the fictional Archias, Dexileia, and their three children as they live through the tumult of a city in conflict in this five-minute animation.

The Olympics were just one of four Panhellenic Games in ancient Greece

Within every "Olympiad" (or four-year period), different Games were held each year in Greece—it was not just the single Olympics every four years. The Hellenic Museum in Australia explores each of the Panhellenic Games: the Isthmian Games, the Nemean Games, the Pythian Games, and the Olympic Games. Each section explores the history, which god was worshiped, and what winners received.

The Greek city of Alexandria in Egypt helped form the template for modern cities

It was designed by Dinocrates, who studied under Hippodamus, the father of urban planning. Hippodamus preached that urban planning should take into account function, culture, and politics. Dinocrates' design of Alexandria meant applying Hippodamus' teachings on a scale never before attempted.

Stonehenge was part of a continent-wide "henge" boom

While Stonehenge is the most famous, it was one of roughly 1,300 henges built across prehistoric Europe. This piece from the British Museum situates Stonehenge within the broader ceremonial tradition.

Homer's warrior tales were loosely based on the Mycenaean civilization

The great eighth-century BCE poet Homer's "Iliad" and "Odyssey" portray a great warrior culture based in large palaces around the Aegean Sea in the Mediterranean. Historians and archaeologists have long believed Homer's stories were based on the Mycenaean civilization, which flourished several centuries before his time.

The prophetic Oracle of Delphi held real power in ancient Greece

It was said to have a direct line to Apollo, the Greek god of various domains, including music and prophecy. The oracle was believed to be the most important job in the city and could only be held by women. After years of training, oracles-to-be would be assessed to see if they could become the Pythia—the single oracle who would communicate Apollo's will.

Exploring the Hippodrome of Constantinople

The Hippodrome had room for about 80,000 spectators (more than the Colosseum, but less than Rome’s Circus Maximus). It was simultaneously Constantinople’s premier entertainment venue and its greatest political theater: the emperor routinely watched the games, and sometimes communicated with the crowd through a herald. The worst riot in Byzantine history, the Nika Revolt, began when the factions of the Hippodrome united in opposition to Justinian.

The Chora Church, the height of Byzantine art

The Palaeologan Renaissance took place in the final centuries of Byzantium, and in the face of steep political and economic decline. Perhaps the movement’s most famous artistic product is the Chora Church in Istanbul. Renovated in the early fourteenth century by Theodore Metochites, a learned court official, the church features remarkably vibrant mosaics and frescoes. Although the building was recently reconverted into a mosque, most of its decorations are still visible.

Socrates is considered by many the father of Western philosophy

We know Socrates mostly through the writings of Plato, one of his admirers. Plato's dialogues typically feature Socrates as the main speaker. His penetrating look at life's most important subjects—from the nature of justice and knowledge to the existence of gods—made him many enemies, and even led to his execution.

Explore the world's most famous leaning towers and structures

Pisa gets all the fame, but the quirk of a tilt adds precarious charm to dozens of famous buildings around the world. There are Pisa replicas, but also old castle towers, crooked houses and tilted churches and mosques.

Wildlife use Rome's sprawling archaeological sites as urban havens

The Italian capital features some of the world's most famous monuments as the inheritor of ancient Rome's grandeur. This photo essay explores the city's vibrant collection of wildlife, including long-concealed native crabs, peregrine falcons, and the beaver-like nutria.

Black Rock City is a remarkable portable town

While Burning Man hosts many impressive and unique architectural feats, these buildings also have notable issues of safety, accessibility, and reliability.

Machu Picchu explained

High in the Andes Mountains, Machu Picchu stands as a testament to the ingenuity and resilience of the Inca Empire. Constructed in the mid-15th century during Emperor Pachacuti’s reign, this site is believed to have served as a royal retreat or ceremonial center. Its engineering marvels, including sophisticated aqueducts, terraced farming systems, and precisely carved stone structures like the Sun Temple, highlight the advanced skills of the Inca civilization.

Congress meets and legislates in the US Capitol building

The United States Capitol reflects neoclassical ideals drawn from ancient Greece and Rome. First opened to Congress in 1800 and repeatedly expanded over time, it remains the symbolic and functional home of both The House and The Senate.

Explore the Mayan temple at Copan

Copan is a Mayan temple located in western Honduras, where Mayans dwelled for roughly 2,000 years. The acropolis there was abandoned in the tenth century but rediscovered in the 19th, and excavations of its many structures and tunnels continue to reveal more about Mayan history. Click through to tour its major temple and tunnels in this informative, impressive interactive.

Stonehenge produces concert-hall-like acoustics

Acoustics researcher Trevor Cox discovered that Stonehenge acts like a concert hall, reflecting and amplifying sound. This video shows Cox demonstrating the effect using a scale model inside a soundproof studio.

The Greeks named their dogs with short names similar to modern ones

Xenophon, a historian from ancient Greece, proposed that the best dog names were limited to one or two syllables and referenced important qualities, like courage or speed. Some ideas: Aura, meaning "breeze," or Corax, a raven.

Toasting goes back to at least ancient Greece

The Greeks regularly held symposia featuring wine, food, music, entertainment, and intellectual conversation, hosted by a symposiarch, who acted as emcee. The wine was often drunk in honor of Dionysus, the god of wine and ritual madness, which often led to excess.

Graffiti dates back to at least ancient Pompeii, where citizens scrawled messages to one another on public walls

What's the point of archaeology?

Archaeology as a science may seem focused on tangible goods, with its emphasis on material evidence of peoples long passed. But its findings influence how humans interact today (and possibly tomorrow). From understanding and improving on concrete to...

The Metropolitan Museum of Art, explained

The Metropolitan Museum of Art, founded in 1870, houses 1.5 million works spanning centuries—from ancient Egyptian artifacts to impressionist masterpieces. Its iconic Fifth Avenue building, designed by architect Richard Morris Hunt, and tranquil Cloisters location reflect its dedication to showcasing global creativity.

An overview of New York's iconic stoops

In New York City, stoops are cherished and fundamental aspect of life in many neighborhoods. In a city where yards are a rarity, stairways are places for New Yorkers to socialize and relax. Follow the history of these sites in this video, starting from their Dutch origins to their impact on city life today.

The earliest depiction of Jesus' crucifixion

The Alexamenos Graffito is widely considered the oldest surviving image of the crucifixion. It was scratched into a plaster wall near Rome's Palatine Hill, probably around 200 CE. It is not devotional art—it shows a donkey-headed figure on a cross alongside the Greek inscription "Alexamenos worships his god," apparently drawn by a student mocking a classmate's Christian faith. No devotional depiction of the crucifixion would be made until the sixth century.

Apeirophobia is an overwhelming fear of living forever, perhaps stemming from the brain's inability to conceptualize an infinite life.

SpongeBob exemplifies Aristotle's philosophy for living well because he understands that happiness doesn't come from external factors like money, recognition, or power.

See a 3D reconstruction of Tenochtitlan, the Aztec capital that was home to an estimated population of 200,000 to 400,000.

Legendary architect Frank Lloyd Wright designed the SC Johnson headquarters in Wisconsin, aiming to make a cathedral-like workplace

Power lines are dotted with large, brightly colored balls to improve the visibility of these thin wires to helicopters and small planes and help prevent potential crashes.

While the sun's gravity keeps the planets in orbit, their gravity also pulls on the sun, causing it and everything else in the solar system to orbit around a mutual balance point called the barycenter—the true center of the solar system.

The US Constitution is widely regarded as the longest-standing written national constitution still in force—see how it has influenced rights worldwide.

American dance legend Martha Graham, sometimes called 'the Picasso of dance,' refused to perform at the 1936 Olympics in Berlin and conceived the piece 'Chronicle' in response to the experience.

The Nasdaq's 'Magnificent 7' companies are responsible for roughly 40% of the Nasdaq 100 index's gains, while the remaining 93 companies account for the other 60%.

Explore the known asteroids, comets, and spacecraft involved in asteroid studies within our solar system with 'Eyes on Asteroids,' a 3D visualization from NASA.

American short story writer Flannery O'Connor raised 40 peacocks, which became potent symbols for her fiction's elegant violence

A 2019 Facebook event called on attendees to "Storm Area 51, They Can't Stop All of Us," resulting in countless memes, the creation of a music festival, and eventually the arrests of those who did try to approach the area.

Hotels in Cannes, the glamorous city on the French Riviera, hire hawks to ward off seagulls during the city's famous film festival.

Take a 3D tour of the Hajj, Islam's annual pilgrimage to Mecca, undertaken by over 1.5 million Muslims.

Iran's Revolutionary Guard Corps is independent of Iran's regular army and is one of the most powerful and influential military-political organizations in the Middle East.

The syncytiotrophoblast is the outer layer of the placenta and the largest human cell, spanning an area about twice that of a king-sized bedsheet.

Read a deep dive on the 'all-purpose healing' peptide BPC-157.

Corals are themselves not coral reefs—the term refers to the tiny marine invertebrates that build the rigid reef.

When you complete a CAPTCHA on a website to prove you are human, you may be unknowingly training algorithms for self-driving cars, whose systems require training data to help identify crosswalks, bicycles, and other outdoor objects.

The 1987 Nintendo video game 'Stadium Events' isn't known for being particularly fun, but its scarcity has made it a highly sought-after item that has sold for up to $35K at auction.

The identity of the Tank Man in the iconic photo from the 1989 Tiananmen Square protests remains unknown and was possibly killed.

Hear 50 years of iconic hip-hop samples, the genre's foundational looped tracks

Poison ivy's rash-causing compound is found in the plant's roots, stem, and leaves—so coming into contact with any part of the plant can lead to rashes for the 85% of people who are allergic to it.