On his visit to Dallas on November 22, 1963, President John F. Kennedy rode in a motorcade through Dealey Plaza. Suddenly shots were fired, killing JFK. Lee Harvey Oswald fired the shots from here.
The Old Federal Building is built where Seattle founder Arthur Denny and his party are thought to have first docked in 1851, at the site that became Seattle.
The Pioneer Building, completed in 1892, was the prestige office building during the Klondike Gold Rush, housing 48 different mining firms in 1897.
The trade center's twin 110-story towers, the planet's tallest buildings when they officially opened in 1973, were destroyed in the September 11, 2001, terrorist attacks against the U.S.
St. James Cathedral was completed in 1907 as the new cathedral seat of the Catholic Bishop Edward J. O'Dea‚'s Seattle Archdiocese.
Rainier Tower, a 40-story skyscraper in downtown Seattle, features 29 floors of traditional office space sitting atop an 11-story concrete inverted pyramid.
This is where the game's immortals are enshrined. The heart of the museum is the Hall of Fame gallery. The gallery has a plaque for each of the players who have been elected to the hall.
This park comprises 178 nautical square miles of seagrass beds, coral reefs and mangrove swamps and is the first undersea park in the United States.
Opened in 1892, Ellis Island served as a federal immigration station for more than 60 years until it closed in 1954. Millions of newly arrived immigrants passed through the station during that time.
The Gateway Arch, also known as the Gateway to the West, is the tallest national monument in the U.S. Construction began on Feb. 12, 1963, with the last section put into place on Oct. 28, 1965.
These tar pits hold the fossils of Ice Age animals that became trapped in the asphalt deposits here. The fossils were first described by Wellesley College professor William Denton in 1875.
This sign, designed by neon artist Betty Willis and erected in 1959, has become a world-famous symbol of Las Vegas. It was added to the National Register of Historic Places in 2009.
The longest (and most expensive) bridge in the world when it opened in 1936, the Bay Bridge was first proposed by self-proclaimed "Emperor Norton I" in 1869.
This was Miami’s first marine-life attraction when it opened in 1955, as well as the world’s largest one at the time.
The Bonaventure Cemetery was established in 1846 as a private cemetery on the site of the old Bonaventure Plantation, birthplace of future Georgia governor Josiah Tatnall.
Dedicated in 1894, this statue depicts the explorer whose trans-Atlantic trips, starting in 1492, helped lead to European colonization of the Americas.
