The Copenhagen Opera House combines the refined simplicity of Scandinavian design with bold, modern ambition.

The Gothic Revival skyscraper was commissioned in 1921 and inspired local industries to donate steel, cement, elevators, glass, plumbing, and heating elements.

Pittsburgh is known as the "Steel City" due to its industrial past, but today, it has reinvented itself with a strong presence in the tech, healthcare, and education sectors.

The Fire Island Invasion is an event that all began as a protest against the discrimination against a drag queen in 1976.

In the pre-Civil War days, the property that Central Park now occupies was a thriving African-American community called Seneca Village.

Located on Long Island’s North Fork, Cutchogue is known for its scenic rural landscapes, vineyards, and historic charm. The Village Green itself is a peaceful, picturesque park surrounded by beautiful old buildings and homes.

The modern-looking Notre Dame de Lourdes Church in Casablanca was built in 1954 by architect Achille Dangleterre and engineer Gaston Zimmer.

Yale University is located in New Haven, Connecticut, and was initially founded as the Collegiate School in 1701 to train ministers and political leaders.

Brooklyn Heights is one of New York City's most historic neighborhoods. In the 1830s, steam ferries made it America's first suburb.

In 1946, John C. Biggins, a banker at Flatbush National Bank in Brooklyn, introduced the first modern credit card system, known as "Charg-It." This local initiative paved the way for the credit card industry.

Located in the foothills of the southern slopes of the High Atlas in Morocco’s Province of Ouarzazate, the site of Ait-Ben-Haddou is the most famous ksar in the Ounila Valley. Ksar Aït-Ben-Haddou dates back to the 17th century and has been a UNESCO World Heritage Site since 1987.

Roger Williams Park is a 435-acre park and a historic district listed on the National Register of Historic Places in Providence, Rhode Island.

Cape Cod, Massachusetts, is a picturesque peninsula that extends into the Atlantic Ocean, known for its quaint, charming towns, beautiful beaches, and classic New England vibe.

This is the longest of four tunnels engineered by Claudius Crozet to cross the Blue Ridge Mountains in Virginia, and it was the longest tunnel in the US at the time of its completion.

iMajor and Mrs. James H. Dooley transformed rough fields and pastures into a showplace many American millionaires were creating during the Gilded Age.

The Casements, named for the large hand-cut casement-style windows that adorn the mansion, was purchased in 1918 by John Davidson Rockefeller at age 78.

The property was originally part of an estate owned by Martha Washington’s grandson, George Washington Parke Custis,

Hidden in plain site in the Glen Oaks section of Queens is one of the longest continually farmed sites in New York City.

The museum regularly hosts exhibitions that showcase various aspects of fashion, including thematic, contemporary and historical designs.

Originally called Evergreen Cemetery, Bonaventure was established on 70 acres of the original Bonaventure Plantation, when the city’s graveyards were getting too full. The cemetery was design in Victorian style with grassy areas and curved pathways.