Celtic toponyms

Bitburg (; ; ) is a city in Germany, in the state of Rhineland-Palatinate approximately 25 km (16 mi.) northwest of Trier and 50 km (31 mi.) northeast of Luxembourg city. The American Spangdahlem Air Base is nearby.

Vindobona (; from Gaulish windo- "white" and bona "base/bottom") was a Roman military camp (or ) in the province of Pannonia, located on the site of the modern city of Vienna in Austria. The settlement area took on a new name in the 13th century, being changed to Berghof, or now simply known as Alter Berghof (the Old Berghof).

Măcin () is a town in Tulcea County, in the Northern Dobruja region of Romania.

Mogontiacum (also Moguntiacum) is the Latin name of today's city of Mainz, which it bore during its almost 500 years as part of the Roman Empire. Mogontiacum had its origins in the legionary camp built by Drusus in 13/12 BCE, which was strategically located on a above the Rhine and opposite the mouth of the Main on the .

Blencathra, also known as Saddleback, is one of the most northerly of the Cumbrian Mountains, in the English Lake District. It has six separate fell tops, of which the highest is the Hallsfell Top at .

mountain

right|thumb|Brittenburg, according to Ortelius right|thumb| Roman road visible from the highway near Valkenburg, South Holland Brittenburg was a Roman ruin site west of Leiden between Katwijk aan Zee and Noordwijk aan Zee, presumably identical to the even older Celtic Lugdunum fortress. The site is first mentioned in 1401, was uncovered more completely by storm erosion in 1520, 1552 and 1562, and has subsequently been entirely eroded away. When built, it was located at the mouth of the Oude Rijn (old river Rhine), which has since moved. The site was about west of the European Space Research an

etymology of placenames derived from Celtic languages