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Quay wall
A quay wall is a vertical waterfront retaining structure along which ships berth, retaining the ground behind a berth line so cargo and passengers can be loaded and discharged.
Quba Mosque (مسجد قباء)
Quba Mosque (مسجد قباء) is a mosque in Madinah, Saudi Arabia, built by Prophet Muhammad in 622 CE and regarded as the first mosque in Islam.
Qubes OS
Qubes OS is a free, security-focused desktop operating system based on Fedora that isolates digital activities in separate lightweight virtual machines under the Xen hypervisor, so compromising one qube does not expose the others.
Quebec Bridge
The Quebec Bridge (Pont de Québec) is a steel cantilever bridge carrying road, rail, and pedestrian traffic across the St. Lawrence River between Québec City and Lévis, completed in 1917.
Quebec North Shore and Labrador Railway
The Quebec North Shore and Labrador Railway is a Canadian freight railway hauling iron ore 418 km from Labrador City to Sept-Îles, Quebec, completed in 1954.
Quecreek Mine
Quecreek Mine was an underground bituminous coal mine in Somerset County, Pennsylvania, where nine miners were trapped by flooding in July 2002 and rescued alive 77 hours later.
Queen Alia International Airport
Queen Alia International Airport, also known as Amman International Airport, is Jordan's main airport, opened in 1983 south of Amman and handling almost all of the country's air traffic.
Queen Anne (ship)
Queen Anne is a Cunard Line cruise ship delivered by Fincantieri on 19 April 2024, the 249th Cunard ship and its first new ship since 2010.
Queen Anne style architecture
Queen Anne style architecture is a late 19th-century revival style, begun in England in the 1860s and dominant in American house design from about 1880 to 1900.
Queen Anne style architecture in the United States
Queen Anne style architecture in the United States is an eclectic Victorian house style, popular from about 1880 to 1910, with asymmetrical facades, porches, and corner towers.
Queen Anne's Revenge
Queen Anne's Revenge was the flagship of the pirate Blackbeard, a French slave ship he captured off Martinique in 1717 and lost at Beaufort Inlet, North Carolina, in 1718.
Queen Elizabeth 2
Queen Elizabeth 2, known almost universally as the QE2, was a Cunard ocean liner that sailed from 1969 to 2008 and now serves as a floating hotel in Dubai.
Queen Elizabeth Prize for Engineering
The Queen Elizabeth Prize for Engineering (QEPrize) is a British international engineering prize, launched in 2011 as a biennial £1 million award and first awarded in 2013 to five internet pioneers.
Queen Elizabeth-class aircraft carrier
The Queen Elizabeth class comprises HMS Queen Elizabeth and HMS Prince of Wales, the Royal Navy's two 65,000-tonne aircraft carriers, the largest warships built for Britain, operating the F-35B.
Queen Elizabeth-class battleship
The Queen Elizabeth class was a class of five fast battleships built for the Royal Navy, the first battleships to burn oil fuel and carry 15-inch guns.
Queen Mary 2
Queen Mary 2 is a British ocean liner operated by Cunard Line, the largest passenger ship ever built when she entered service in January 2004, and the only liner in regular transatlantic service.
Queen of the Netherlands
Queen of the Netherlands is a Dutch trailing suction hopper dredger owned by Boskalis, built in 1998 and described at delivery as the world's largest.
Queen's House
Queen's House, Greenwich: Inigo Jones's 1616-1635 Palladian royal villa for Anne of Denmark and Henrietta Maria, first classical building in Britain, now a free National Maritime Museum gallery.
Queensboro Bridge
The Queensboro Bridge, officially the Ed Koch Queensboro Bridge and also known as the 59th Street Bridge, is a double-deck cantilever bridge opened in 1909 that carries 59th Street between Manhattan and Queens.
Queensboro Plaza station
Queensboro Plaza is an elevated New York City Subway station in Long Island City, Queens, where the 7, N, and W trains meet near the Queensboro Bridge.
Queensferry Crossing
The Queensferry Crossing, also known as the Second Forth Road Bridge, is a three-tower cable-stayed road bridge over the Firth of Forth in Scotland, opened in 2017.
Queensland AC16 class locomotive
The Queensland Railways AC16 class, nicknamed the "Yanks", was twenty 2-8-2 steam locomotives built by Baldwin in the United States in 1943 under Lend-Lease during World War II.
Queensland Alumina Limited
Queensland Alumina Limited is an alumina refinery in Gladstone, Queensland, that opened in 1967 and produces about 3.8 million tonnes of alumina per year, refining bauxite from Weipa.
Queensland C17 class locomotive
The Queensland Railways C17 class was a class of 227 superheated 4-8-0 steam locomotives built between 1920 and 1953, the mainstay of the state's steam fleet, and nicknamed the Brown Bombers in its final batch.
Queensland Curtis LNG Terminal
Queensland Curtis LNG (QCLNG) is a coal seam gas-fed LNG plant and export terminal on Curtis Island near Gladstone, Queensland, operated by Shell with 8.5 million tonnes annual capacity.
Queensland Rail
Queensland Rail, also known as Queensland Railways, is the statutory authority managing and operating the Queensland Government's rail network, with over 6,500 km of track across the Australian state.
Quench detection
Quench detection is the monitoring method that identifies the sudden loss of superconductivity in a superconducting magnet or cable, usually by measuring the resistive voltage that appears when part of the winding goes normal.
Quenching
Quenching, also called quench hardening, is the rapid cooling of a heated metal in water, oil, brine, or gas to lock in a hard microstructure such as martensite.
Quentin Roosevelt II
Quentin Roosevelt II (1918–1948) was an American Army officer, aviation executive, and collector of Naxi manuscripts, a grandson of President Theodore Roosevelt and son of Theodore Roosevelt Jr.
Queqiao
Queqiao (鹊桥, "Magpie Bridge") is a series of Chinese lunar relay communication satellites; the first, launched in 2018, became the first satellite in a halo orbit around Earth-Moon L2, relaying for Chang'e-4.