The Arkadiko Bridge in Greece ( 13th century BC ), one of the oldest arch bridge s in existence

Although large Chinese bridges of wooden construction existed at the time of the Warring States, the oldest surviving stone bridge in China is the Zhaozhou Bridge, built from 595 to 605 AD during the Sui Dynasty.

This bridge is also historically significant as it is the world's oldest open-spandrel stone segmental arch bridge.

The blue tower in the centre, the Basler Messeturm | Messeturm, was Switzerland's tallest building 2003-10 ; the bridge on the extreme right is the Wettsteinbrücke, Basel's second oldest bridge but recently replaced by a new structure.

The first bridge on the left is the Mittlere Brücke ( Middle or Central Bridge ), the oldest bridge in Basel.

As reported in the journal Science, testing of mitochondrial and nuclear DNA by Warren Johnson and Stephen O ' Brien of the U. S. National Cancer Institute demonstrated that ancient cats evolved into eight main lineages that diverged in the course of at least 10 migrations ( in both directions ) from continent to continent via the Bering land bridge and Isthmus of Panama, with the Panthera genus being the oldest and the Felis genus being the youngest.

* High Bridge, part of the former Croton Aqueduct, built in 1848, is the oldest surviving bridge in New York City.

He constructed the oldest known bridge in southern Scandinavia, the 5 meters wide, 760 meters long Ravninge Bridge at Ravninge meadows.

The Whirlpool Rapids Bridge lies one mile ( 1. 6 km ) north of the Rainbow Bridge and is the oldest bridge over the Niagara River.

The Wheeling Suspension Bridge across the Ohio River, opened in 1849, is the oldest vehicular suspension bridge in the United States still in use.

Clare has a much-photographed bridge over the river which is the oldest of Cambridge's current bridges.

It is the oldest bridge in the county still in use.

At some point later, steel I-beams were installed under the floor to add support to the oldest bridge in Lancaster County.

Roebling's Delaware Aqueduct is still standing, possibly the oldest suspension bridge in America ; it has been named a National Historic Landmark.

The end of the 19th century brought a building ensemble that fastens the corners of the oldest bridge over the river, at the north end of the Regele Ferdinand Avenue.

It is now the oldest bridge in England constructed from concrete, and is a Grade II listed structure.

Image: swan @ Homersfield Bridge. jpg | Homersfield Bridge: oldest concrete bridge in Great Britain

* High Bridge, Lincoln built in the 12th century in Lincoln, England is the oldest bridge in the United Kingdom which still has buildings on it.

The Walnut Street Bridge is the oldest surviving bridge of its kind in the Southeastern United States.

The oldest steel truss bridge still standing in the state of Florida, is the Jennings Bridge. It is located at the Alapaha River about 2. 1 miles east of Jennings.

She was still in the play for pay business when she died, a top trollop who had given the world's oldest profession one of its rare flashes of glamour.

* 1843 – Tivoli Gardens, one of the oldest still intact amusement parks in the world, opens in Copenhagen, Denmark.

In the four centuries since their disappearance, the Roanoke colonists have been the subject of a mystery that still challenges historians and archaeologists as one of America's oldest.

He wrote that Giovanni Bellini was the oldest and still the best of the artists in Venice.

This is the oldest and still most commonly used technique, particularly for flame AAS.

Dating to the Greek Bronze Age ( 13th century BC ), it is one of the oldest arch bridges still in existence and use.

The Schwabe publishing house was founded in 1488 by Johannes Petri and is the oldest publishing house still in business.

The oldest such document still known to exist seems to be the Code of Ur-Nammu of Ur ( ca 2050 BC ).

By far the longest canal was the Grand Canal of China, still the longest canal in the world today, and the oldest extant one.

The central bank of Sweden (" Sveriges Riksbank " or simply " Riksbanken ") was founded in Stockholm from the remains of the failed bank Stockholms Banco in 1664 and answered to the parliament (" Riksdag of the Estates ") thus making it the oldest central bank still operating today.

Paris – Brest – Paris ( PBP ), which began in 1891, is the oldest bicycling event still run on a regular basis on the open road, covers over and imposes a 90-hour time limit.

The Royal Montreal Curling Club, the oldest established sports club still active in North America, was established in 1807.

Because the Cubs lost two seasons to the Great Chicago Fire, the Braves have played more seasons, although the Cubs hold the record for oldest team still in its original city.

Begun by Spencer in 1814, the annual gathering of the Big August Quarterly still draws people together in a religious and cultural festival, the oldest such cultural festival in the nation.

The text's true authorship and date of composition or compilation are still debated, although the oldest excavated text dates back to the late 4th century BC.

Gagaku alone is one of the oldest styles of court music that is still being played in the world today.

Dannebrog is the oldest state flag in the world still in use by an independent nation.

The Dragoons Battalion have roots that go back as far as 1523, making it one of the world's oldest military units still in service and the only mounted unit still retained by the Swedish Army.

Encyclopedias have existed for around 2, 000 years ; the oldest still in existence, Naturalis Historia, was written in ca.

The eleventh century Erfurt Synagogue is thought to be the oldest synagogue building still standing in Europe.

The Britannica is the oldest English-language encyclopaedia still being produced.

The earliest surviving description of the Euclidean algorithm is in Euclid's Elements ( c. 300 BC ), making it one of the oldest numerical algorithms still in common use.

The Flag of Denmark is the oldest flag still in use

* The flag of Denmark is the oldest state flag still in use ( dates back to the 13th century ).