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.

Though it's the second-largest city in Portugal, Porto is still relatively ... its southern edge sandwiched between Porto to the north and neighboring town Vila Nova de Gaia to the south.

An imposing cathedral dominates the cobbled Old Town, and its adjacent Sacred ... The capital of Northern Portugal, the city ...