The White House is the official residence and principal workplace of the President of the United States.

The White House was based on the project of Villa Rotunda by Palladio. It is Renaissance or neoclassical Greek Revival in America, which was designed and built by George Washington in 1790. James Hoban's Irish architect who designed the White House. President George Washington, along with the designer of the city, Pierre Charles L'Enfant, chose the site would be built. Through an architect competition was elected, a native of Dublin, who won the gold medal for the presentation of the design we know today.

The design of the White House was inspired by the Leinster House (Dublin), and Castletown House (Celbridge), both in the style of Palladian architecture.

The Oresund Bridge connects the two metropolitan areas of the Oresund Region: the Danish capital Copenhagen and the Swedish town Malmo. It has two rail-road tracks and four-lane road. Oresund Bridge is the longest combined rail-road bridge in Europe. The international European route E20 passes through this bridge.

Bridge was completed August 14, 1999. The Crown Prince Frederick of Denmark and the Swedish Crown Princess Victoria met in the middle of the bridge to celebrate its completion. The official opening was on July 1, 2000, attended by Queen Margaret II of Denmark and King Carl XVI Gustaf of Sweden. The bridge was opened to traffic the same day. Before the inauguration 79,871 runners competed in a half marathon distance (Broloppet, the Bridge Run) from Amager (in Denmark) and Skane (Sweden) on June 12, 2000.

The Bering Strait bridge is a theoretical structure over Bering straith connecting Cape Dezhnev in Chukotka, Russia and Cape Prince of Wales in Alaska, United States. This link would connect Asia, Africa and Europe with North and South America. This bridge could be spanned by a series of three bridges via the Diomede Islands, and would be long about 80 km (or 50 miles). Two of three bridges between islands would be longer than currently longest sea-crossing bridge in the world – Hangzhoy Bay Bridge.

Stonehenge is a Neolithic monument located near Amesbury in Wiltshire, Great Britain, about thirteen miles north of Salisbury.

 Stonehenge consists of large stone blocks in four concentric circles, the outer diameter of thirty meters, consists of large rectangular sandstone rocks that originally were topped by lintels, also of stone, leaving only seven today in place. Within this outer row is another circle of smaller blocks of blue sandstone. He holds a horseshoe-shaped structure built of sandstone rocks of the same color, it stays in a slab of micaceous sandstone known as the Altar. "

Hangzhou Bay Bridge is the largest bridge ever built in China. The bridge links Shanghai to Ningbo in Zhejiang Province, cutting the traveling distance between the two port cities by 120 km and driving time from 4 to 2 hours. The 10 billion yuan, S-shaped bridge will shorten the ground distance between Ningbo and Shanghai. Its completion will add two records to bridge construction history. Around 36 kilometers in length, it will be the longest trans-ocean bridge in the world. It will also have been the most difficult to construct.