At night, bats patrol this magnificent 18th-century space in search of book-eating pests.

Ancient catacombs form the foundation for this Rococo orgy of a church.

When Azorean green tea meets volcanic hot springs water, a luminous brew is born.

Local lore says the devil built this beautiful medieval bridge to help a fleeing bandit.

In Portugal, a secluded stretch of untouched natural beauty hides at the bottom of a steep hill.

This once-forgotten oasis in the middle of Lisbon was first created over a century ago quite by accident.

This abandoned five-star hotel is now a five-star urban exploration destination.

A small Portuguese cottage formed between boulders in the countryside.

The medieval castle built as headquarters for the Pope's secretive Knights Templar.

Ring the bell to enter a bar that looks equal parts museum and old curiosity shop.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

This charming candle shop has been in business since 1789.

This gaping hole in the middle of a remote mountain lake looks like a portal to another dimension.

The stunning interior of this Gothic church is covered in ornate gold details.

The world's oldest bookshop still in operation.