Clérigos Church, an 18th-century baroque building topped by the nearly 250-foot Torre dos Clérigos (or Clérigos Tower), offers unrivalled views of the Douro River and Porto's old town.

The fortress-like church is the largest in the city and one of Porto's oldest monuments ... a collection of centuries-old sculptures and a silver altarpiece that was once used as the bishop's ...

Around 200 miles north of Lisbon is Porto, Portugal, a coastal city with ... a colorful mosaic above the Douro River. Walking the old streets, it's as if time has stood still for hundreds of ...