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Hundreds of ancient standing stone monuments like dolmens, menhirs and megalithics Tumulus were erected during the prehistoric period in Galicia, amongst the best-known are the dolmens of Dombate, Corveira, Axeitos of Pedra da Arca, menhirs like the "Lapa de Gargnans". From the Iron Age, Galicia has a rich heritage based mainly on a great number of Hill forts, few of them excavated like Barona, Sta. Tegra, San Cibrao de Las and Formigueiros among others. With the introduction of Ancient Roman architecture there was a development of basilicas, castra, city walls, cities, villas, Roman temples, Roman roads, and the Roman bridge of Ponte Vella. It was the Romans who founded some of the first cities in Galicia like Lugo and Ourense. Perhaps the best-known examples are the Roman Walls of Lugo and the Tower of Hercules in A Coruna.
Name two of these cities.
A: Lugo and Ourense

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Bell and his assistant Charles Sumner Tainter jointly invented a wireless telephone, named a photophone, which allowed for the transmission of both sounds and normal human conversations on a beam of light. Both men later became full associates in the Volta Laboratory Association.
What lab association did Bell and Tainter both eventually join?
A: Volta Laboratory Association

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The Paris Region economy has gradually shifted from industry to high-value-added service industries (finance, IT services, etc.) and high-tech manufacturing (electronics, optics, aerospace, etc.). The Paris region's most intense economic activity through the central Hauts-de-Seine department and suburban La Defense business district places Paris' economic centre to the west of the city, in a triangle between the Opera Garnier, La Defense and the Val de Seine. While the Paris economy is dominated by services, and employment in manufacturing sector has declined sharply, the region remains an important manufacturing centre, particularly for aeronautics, automobiles, and "eco" industries.
Prior to now, what was Paris' biggest economy?
A: industry

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Sextus Julius Africanus further refers to the writings of historian Thallus: "This darkness Thallus, in the third book of his History, calls, as appears to me without reason, an eclipse of the sun. For the Hebrews celebrate the passover on the 14th day according to the moon, and the passion of our Saviour falls on the day before the passover; but an eclipse of the sun takes place only when the moon comes under the sun." Christian apologist Tertullian believed the event was documented in the Roman archives.
His book of History was Tertullian's what in a series of books written?
A:
unanswerable