Tjelvar’s Grave is one of the best preserved stone ship settings in Gotland. According the legend Tjelvar, the first man lived in Gotland, is buried there. Archaeologists have dated the grave to made in the late Bronze Ages, 1100-500 BC.
Tjelvar’s grave is 18 metres long and 5 metres wide. The height of the gunwale stones diminishes towards the centre of the ship, which has also been filled with stones to form a boat-deck. A plundered stone-slab coffin, containing cremated bones and a few potsherds, was uncovered in an excavation in the 1930s.
References:The ancient Argos Theater was built in 320 BC. and is located in Argos, Greece against Larissa Hill. Nearby from this site is Agora, Roman Odeon, and the Baths of Argos. The theater is one of the largest architectural developments in Greece and was renovated in ca 120 AD.
The Hellenistic theater at Argos is cut into the hillside of the Larisa, with 90 steps up a steep incline, forming a narrow rectilinear cavea. Among the largest theaters in Greece, it held about 20,000 spectators and is divided by two landings into three horizontal sections. Staircases further divide the cavea into four cunei, corresponding to the tribes of Argos A high wall was erected to prevent unauthorized access into the theatron and may have helped the acoustics, but it is said the sound quality is still very good today.
Around 120 CE, both theaters were renovated in the Roman style.