a big draw on alan tasia is observing dolphins in estuary off the atlantic coast. about twenty seven dolphins reside here. those with patience and sturdy sea legs just might get a chance to see them on a special boat tour. that. there is space in the border. because it's the only place where it. is possible to do with dolphin watching for a resident. resident. very particular and different. another unique site is the historical port of comports with hundreds of an even playing and wooden stakes it has served as anchorage two boats for over two centuries. covers a vast region in central portugal a bulk of the region contains rice fields vineyards and cork plantations agriculture is key to the local economy. located about an hour's drive east from the coast is the walled town of ever a it's home to about fifty seven thousand people here tourism helps boost the local economy. every alleyways various architectural examples and it's roman temple help to earn world heritage status. so we are on the top of the hill where two thousand years ago the romans build their templ