paragraph_text: Opened on June 3, 1939, the original bridge in this location was designed by engineering firm Madigan-Hyland and built on behalf of the New York City Parkway Authority by contractor J. Rich Steers, Inc., before the authority was merged into the Triborough Bridge and Tunnel Authority. The bridge was a part of a program to develop Jamaica Bay as a recreational area instead of an industrial port. The 1939 bridge was a low-level bascule bridge. It consisted of a widened version of the previous drawbridge, and a grade-separated interchange complex feeding into Beach Channel Drive and the Cross Bay Parkway. The Cross Bay Parkway was extended south along Beach 94th Street and Beach 95th Street to the Shore Front Parkway along Rockaway Beach.

paragraph_text: Campus Martius, a reconfiguration of downtown's main intersection as a new park was opened in 2004. The park has been cited as one of the best public spaces in the United States. The city's riverfront has been the focus of redevelopment, following successful examples of other older industrial cities. In 2001, the first portion of the International Riverfront was completed as a part of the city's 300th anniversary celebration, with miles of parks and associated landscaping completed in succeeding years. In 2011, the Port Authority Passenger Terminal opened with the river walk connecting Hart Plaza to the Renaissance Center.

paragraph_text: Wampee is an unincorporated community in Horry County, South Carolina, United States, along South Carolina Highway 90. Wampee is located near North Myrtle Beach across from the Intracoastal Waterway. Robert Edge Parkway starts here.

paragraph_text: Riverfront Parkway is located along the Mississippi River in the cities of Davenport and Bettendorf in the U.S. state of Iowa. The parkway is a bike and walking trail that extends for 11 miles (17.7 km) starting at Credit Island on the west passing through Davenport for 7.6 miles (12.2 km) before entering Bettendorf. It continues for another 3.4 miles (5.47 km) at its terminus on the east side of Bettendorf. On Credit Island the bike path circles the park for 2.62 miles (4.22 km). On its way east from Credit Island it passes through Veterans Memorial Park, which is being developed, Centennial Park, LeClaire Park, River Heritage Park that is being developed on the east side of downtown Davenport, and Lindsay Park. In Bettendorf it passes through Leach Park. There are plans to connect the park to the Duck Creek Parkway and Sunderbruch Park in the future. There are public art installations along the parkway at Credit Island, Lindsay Park and Leach Park.

paragraph_text: Draffenville is an unincorporated community in Marshall County, Kentucky, United States. It is next to Benton, and lies at the intersection of the Julian M. Carroll Purchase Parkway, U.S. Route 68, and U.S. Route 641. Several businesses, Marshall County High School, and Mike Miller County Park are located in the community.

paragraph_text: Portland Downtown Heliport , is a public heliport located in the Old Town Chinatown neighborhood in the Northwest section of the city of Portland, Multnomah County, Oregon, USA. It occupies the roof of a 1989 parking garage located at the intersection of NW Naito Parkway and NW Davis Street, not far from the Steel Bridge over the Willamette River.

paragraph_text: In April 2004, Ohio became the 46th state to legalize concealed carry and its statute went into effect. The law (Ohio Revised Code (O.R.C.) 2923.12, et seq.) allows persons 21 and older to receive a concealed handgun license provided that they receive a minimum of 8 hours of handgun training (6 hours of classroom instruction and 2 hours of range time) from a certified instructor, demonstrate competency with a handgun through written and shooting tests, pass a criminal background check, and meet certain residency requirements (non-residents who work in Ohio will be allowed to obtain licenses as of March 23, 2015).

paragraph_text: Lake Welch Parkway, sometimes labeled Lake Welch Drive, is a scenic road located within Harriman State Park in southern New York in the United States. It extends for on a southwest–northeast alignment from an intersection with Seven Lakes Drive to a partial interchange with the Palisades Interstate Parkway. The highway is located entirely in Rockland County, although it runs close to the border with Orange County. It is inventoried by the New York State Department of Transportation as New York State Route 987A (NY 987A), an unsigned reference route; however, it is owned by the Palisades Interstate Park Commission. The portion of Lake Welch Parkway that lies south of Tiorati Brook Road is closed during the winter.

paragraph_text: Canarsie–Rockaway Parkway is the southern terminal station of the BMT Canarsie Line of the New York City Subway, and is one of the few grade-level stations in the system. Located at the intersection of Rockaway Parkway and Glenwood Road in the Canarsie neighborhood of Brooklyn, it is served by the L train at all times.

paragraph_text: Sawyer Point Park & Yeatman's Cove are a pair of side-by-side parks on the riverfront of downtown Cincinnati, Ohio, United States. The two linear parks stretch one mile along the north shore of the Ohio River. Since 2012, the parks have been the location for the annual Bunbury Music Festival.

paragraph_text: Basilica Hudson is an arts and performance venue in Hudson, New York, USA. It was established in 2010 out of a 19th-century factory located near the city's "South Bay" riverfront along the Hudson River.

paragraph_text: The .500 S&W Magnum (12.7×41mmSR) is a fifty-caliber semi-rimmed handgun cartridge developed by Cor-Bon in partnership with the Smith & Wesson "X-Gun" engineering team for use in the Smith & Wesson Model 500 X-frame revolver and introduced in February 2003 at the SHOT show. It has two primary design purposes: as a hunting handgun cartridge capable of taking all North American game species, and to be the most powerful production handgun cartridge to date.

paragraph_text: A license is required to carry a loaded handgun either openly or concealed. Such permits are issued through the Department of Safety to qualified residents 21 years or 18 years old if the applicant is active duty, reservist, guardsman, or honorably discharged from their branch of service, DD - 214 must mention 'pistol qualification' in order to be exempt from 8 hour safety course must have a valid military ID. The length of the term for the initial license is determined by the age of the applicant. If renewed properly and on time, the license is renewed every 5 years. Tennessee recognizes any valid, out - of - state permit for carrying a handgun as long as the permittee is not a resident of Tennessee. Nonresidents are not issued permits unless they are regularly employed in the state. Such persons are then required to obtain Tennessee permits even if they have home state permits unless their home state has entered into a reciprocity agreement with Tennessee. Permittees may carry handguns in most areas except civic centers, public recreation buildings and colleges. Businesses or landowners posting ``no carry ''signs may prohibit gun carry on any portion of their properties.

paragraph_text: A Permit To Acquire (PTA), obtained from the sheriff of the county of the applicant's residence, is required when purchasing or otherwise acquiring a handgun, either from a dealer or from a private party. A Permit To Acquire shall be issued to qualified applicants aged 21 or older. The PTA becomes valid three days after the date of application, and is valid for one year. A PTA is not required when purchasing an antique handgun, defined as one made in or before 1898 and including post-1898 replicas of matchlock, flintlock, or percussion cap pistols.

paragraph_text: Parkway Place is an upscale shopping mall in Huntsville, Alabama that opened on October 16, 2002. Parkway Place is located at the site of the older Parkway City Mall, which was torn down to allow for the construction of the newer facility. The mall is located at the intersection of Memorial Parkway (U.S. 231) and Drake Avenue. With a total of and 70 in-line stores, Parkway Place is anchored by Dillard's and Belk. The mall is now the only indoor shopping mall in Huntsville after Madison Square Mall closed in early 2017.

paragraph_text: Vietnam Veterans Memorial Bridge carries the Pocahontas Parkway, signed as State Route 895, across the James River between the independent city of Richmond and Henrico County. Crossing the southernmost extremity of Richmond, it provides a connection between Henrico and the southern end of Chippenham Parkway near U.S. Route 1 in Chesterfield County, Virginia.

paragraph_text: Aho is an unincorporated community located in Watauga County, North Carolina, United States. Possibly named after the Aho Branch that flows nearby, the community is located along the Blue Ridge Parkway at Bentley Knob, northeast of Blowing Rock.

paragraph_text: Parkway Pines is an unincorporated community located along the border of Howell Township in Monmouth County and Brick Township in Ocean County, in New Jersey, United States. The Howell area of this community is called Ramtown.

paragraph_text: Mexico 18 The minimum age to buy and consume alcoholic beverages is regulated by each state of Mexico. But all states have set a minimum age of 18 years, and in no state it is illegal for minors to buy and consume alcohol.

paragraph_text: Greenbrier is a community located in the independent city of Chesapeake, Virginia, United States. Greenbrier Parkway, a major road in Greenbrier, is the commercial hub of Chesapeake. Shopping centers line this major road, including Greenbrier Mall. Another major road, Volvo Parkway, cuts across Greenbrier Parkway. This road leads to the more residential section of Greenbrier as well as another shopping center in the opposite direction.

Question: How old do you have to be to buy a handgun in US state having Riverfront Parkway?
Answer: 21 or older.