National Historic Landmark - Fireboat Duwamish

An excellent example of a typical fireboat found in any major American port city through much of the 20th century. While earlier tugboats modified for fireboat use and employed as auxiliary fireboats may exist, DUWAMISH (1909) is the second oldest ...

National Historic Landmark - Chinook Point

Capt. Robert Grey's May 1792 discovery of the Columbia River at Chinook Point gave the United States a strong claim to the Pacific Northwest; a claim which was long disputed by Great Britain.

National Historic Landmark - B Reactor

B Reactor is the world's first production-scale nuclear reactor, built in 1943-1944, as part of the Manhattan Project, the United States' wartime program to build a nuclear weapon. It produced plutonium used in the world's first nuclear detonation, the Trinity ...

National Historic Landmark - Arthur Foss (tug boat)

Built in 1889, she is the only known wooden-hulled 19th-century tugboat left afloat and in operating condition in the United States. FOSS towed lumber and grain-laden square-rigged ships across the treacherous Columbia River, and hence, was a key participant in ...

National Historic Landmark-San Juan Island National Historical Park

These sites are associated with the mid-19th century conflict about the water boundary between Vancouver Island, British Columbia, and the U.S. Oregon Territory. Events came to a head in 1859, when an American settler shot a British pig. Words were ...

National Historic Landmark - Adventuress (Schooner Yacht)

A schooner yacht and pilot boat, she is a significant example of the "fisherman profile" design of the yachts of Bowdoin B. Crowninshield, a noted early 20th-century American naval architect whose work was influential in the development of American yachts ...

National Historic Landmark - Wheeling Suspension Bridge

Oldest major long-span suspension bridge in the world, with a span of more than 1,000 feet. This bridge is possibly the Nation's most significant extant ante-bellum engineering structure. Its construction established American leadership in the building of suspension bridges.

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National Historic Landmark - Alexander Wade House

Wade, a teacher and superintendent in the West Virginia school system, lived here from 1872 to 1904. He introduced important innovations in grading, promotion, and graduation procedures in 1874. These received such rave reviews from the National Education Association that ...

National Historic Landmark - Traveller's Rest

The limestone main house and two contributing outbuildings of this farmstead derive their primary significance from their association with General Horatio Gates, a major Revolutionary War figure who made his home here from 1773 to 1790. In October 1777 Gates ...

National Historic Landmark - Reber Radio Telescope

Designed and built in 1937 by Grote Reber, this is the first parabolic antenna specifically designed and built to do research in the newly emerging field of radio astronomy. An amateur astronomer and electronics expert, Reber was from 1937 until ...