An ancient and majestic fortress that played an integral role in Portugal's road to independence.

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

This museum tells the story of lake dwellers from 4000 BC to 850 BC, replete with stilt houses and goats.

Featuring a meatless buffet fit for kings, this family-owned Zurich eatery is considered the oldest vegetarian restaurant in the West.

Unconventional site where the tracks of Zurich tramcars intersect.

The Swiss hilltop housed an early 20th-century vegetarian nudist colony.

This long line of cement defensive wedges is named after the famous chocolate bar for obvious reasons.

The idyllic island where the philosopher Jean-Jacques Rousseau spent “the happiest time of his life.”

A 22-million-year-old sandstone cave is a natural habitat for award-winning cheese.

The bizarre visions of H.R. Giger, tucked away in a Swiss medieval city.

These spooky and unusual stone formations create an underworldly landscape.

An amazing collection of rare wind instruments where visitors can give the iconic Swiss Alphorn a toot.

Along the Rhine, about a mile from the historic Munster, learn the heartrending story of two lovers torn asunder, cast into unknown layers of time and space.

One of a series of no-purpose kinetic artworks by Swiss sculptor Jean Tinguely.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.