- Earliest Known Struck Metal Coins
Early Lydian–Ionian electrum struck coinage · c. 650–600 BCE · Ancient Lydia and Ionia (modern western Turkey)
EconomyCurrent
- Largest Mosque Complex by Covered Site Area
Masjid al-Haram (Grand Mosque) · over 1.8 million m² · Masjid al-Haram, Makkah, Saudi Arabia
ArchitectureCurrent
- Best-Selling Physical Single of All Time
White Christmas (Bing Crosby recording) · about 50 million copies
Culture & EntertainmentCurrent
- World's Longest Artificial Canal
Beijing–Hangzhou Grand Canal · about 1,794 km · Beijing to Hangzhou, China
TransportCurrent
- Largest Known Storm in the Solar System
Jupiter's Great Red Spot · varies with observation · Southern hemisphere of Jupiter
SpaceCurrent
- Oldest Surviving Theatre Site
Theatre of Dionysus · 6th (BCE) century · South slope of the Acropolis, Athens, Greece
ArchitectureCurrent
- Longest Operating Individual Metro Line by Route System Length
Shanghai Metro Line 11 · about 82.4 km · Shanghai and Kunshan, Jiangsu, China
TransportCurrent
- Among the Earliest Archaeologically Confirmed Wind Instruments
Geißenklösterle prehistoric flute assemblage · about 40,000 years old · Geißenklösterle Cave, Baden-Württemberg, Germany
Culture & EntertainmentCurrent
- Oldest Surviving Written Law Code
Laws of Ur-Nammu · about 2100 BCE · Ancient Sumer, Mesopotamia (modern Iraq)
Human SocietyCurrent
- World's Oldest Continuously Inhabited City
Jericho · over 11,000 years · Jericho, Jordan Valley, Palestine
Human SocietyCurrent
- Oldest Surviving Geared Mechanical Computing Device
Antikythera mechanism · late 2nd century BCE · Ancient shipwreck near Antikythera, Greece
TechnologyCurrent
- Longest Glacier–Ice Shelf Flow System
Lambert Glacier–Amery Ice Shelf system · about 1,470 km · Lambert Glacier and Amery Ice Shelf, East Antarctica
NatureCurrent
- River with the Greatest Average Discharge
Amazon River · about 200,000 m³/s · Amazon basin, South America; Atlantic mouth in Brazil
NatureCurrent
- Oldest Extant Active Synagogue in Europe
Old-New Synagogue (Prague) · circa 1270s · Josefov, Prague, Czechia
Human SocietyCurrent
- Longest Regularly Performed Opera
Die Meistersinger von Nürnberg · about 315 minutes
Culture & EntertainmentCurrent
- Driest Weather-Observation Location by Mean Annual Rainfall
Quillagua meteorological station area · about 0.5 mm/year · Quillagua, Atacama Desert, Chile
NatureCurrent
- Greatest Vertical Drop of an Underwater Waterfall
Denmark Strait cataract · over 3,500 m · Denmark Strait between Greenland and Iceland
NatureCurrent
- Strongest Laboratory-Measured Bite Force of a Living Animal
Saltwater crocodile · 16,414 N
NatureCurrent
- Largest Seed of Any Plant
Coco-de-mer · up to 50 cm
NatureCurrent
- Hottest Chilli Pepper Variety
Pepper X chilli pepper · 2,693,000 SHU
NatureCurrent
- Oldest Scientifically Dated Cave Hand Stencil
Liang Metanduno LMET2 hand stencil · at least 67,800 years old · Liang Metanduno Cave, Muna Island, Southeast Sulawesi, Indonesia
Culture & EntertainmentCurrent
- Longest Continuous Road Route
Australia Highway 1 · 14,523 km · Circular route around mainland Australia
TransportCurrent
- Oldest Scientifically Identified Liquid Wine
Carmona Roman funerary urn wine · about 2,000 years · Carmona, Andalusia, Spain
Culture & EntertainmentCurrent
- Largest Karst Tiankeng by Volume
Xiaozhai Tiankeng · about 119,300,000 m³ · Fengjie County, Chongqing, China
NatureCurrent
- Largest Desalination Production Complex by Daily Capacity
Shoaiba Desalination Production Complex · 2,998,000 m³/day · Shoaiba, Red Sea coast, Saudi Arabia
TechnologyCurrent
- Oldest Reported Pottery Remains
Early Xianrendong pottery sherds · about 20,000 years before present · Xianrendong Cave, Jiangxi, China
Culture & EntertainmentCurrent
- Most Massive Known Star
R136a1 · about 233 solar masses
SpaceCurrent
- Lowest Evaluated Systematic Fractional Uncertainty of an Optical Atomic Clock
Lu-1 lutetium-ion optical clock · 1.2 × 10⁻¹⁹
TechnologyCurrent
- Best-Selling Manga Magazine by Cumulative Circulation
Weekly Shōnen Jump · more than 7.5 billion copies
Culture & EntertainmentCurrent
- Most Distant Spectroscopically Confirmed Galaxy by Redshift
MoM-z14 galaxy · 14.44
SpaceCurrent
- Highest Sea Cliffs
Molokai Sea Cliffs · about 1,010 m · North Coast of Molokai, Hawaii, USA
NatureCurrent
- Largest Submarine Canyon by Excavated Volume
Zhemchug Canyon · at least 5,800 km³ · Bering Sea continental slope, North Pacific
NatureCurrent
- Longest Lava Tube Cave
Kazumura Cave · about 65.5 km · East flank of Kilauea Volcano, Island of Hawaii, Hawaii, USA
NatureCurrent
- Longest Fault in California
San Andreas Fault · about 1,200 km · California, USA
NatureCurrent
- Largest Sea Cave by Volume
Riko Riko Cave · about 221,494 m³ · Poor Knights Islands, Northland, New Zealand
NatureCurrent
- Highest Animal Jump Relative to Body Length
Philaenus spumarius · about 115 body lengths · University of Cambridge, Cambridge, United Kingdom
NatureCurrent
- Most Venomous Marine Animal
Australian box jellyfish · most venomous (NOAA assessment)
NatureCurrent
- Most Toxic Terrestrial Snake Venom
Inland taipan · 0.025 mg/kg · Australia (native range; test location not confirmed)
NatureCurrent
- Fastest Flying Insect by Short-Burst Airspeed
Austrophlebia costalis · about 58 km/h
NatureCurrent
- Longest Insect Including Fully Extended Legs
Zhao's giant stick insect · 64.0 cm · Insect Museum of West China, Chengdu, China
NatureCurrent
- Heaviest Spider
Goliath birdeater · about 175 g
NatureCurrent
- Tallest Lunar Mountain by Local Relief
Unnamed mountain near the South Pole–Aitken basin rim · about 7201 metres
SpaceCurrent
- Oldest Known Star
HD 140283 · 14.2 ± 0.4 billion years
SpaceCurrent
- Most Massive Known Black Hole
TON 618 · about 66 billion solar masses
SpaceCurrent
- Nearest Known Black Hole to Earth
Gaia BH1 · about 1560 light-years
SpaceCurrent
- Largest Known Impact Basin in the Solar System
South Pole-Aitken Basin · over 2500 km · Lunar far side
SpaceCurrent
- Hottest Known Exoplanet
KELT-9b · about 4600 K
SpaceCurrent
- Largest Known Star by Volume
Stephenson 2-18 · about 2150 solar radii
SpaceCurrent
- Oldest Known Complete Leather Shoe
Areni-1 leather shoe · about 3627–3377 BCE · Areni-1 Cave, Vayots Dzor, Armenia
Culture & EntertainmentCurrent
- World's Largest Geothermal Power Complex
The Geysers Geothermal Complex · about 725 MW · Sonoma and Lake counties, California, USA
TechnologyCurrent