Places radon Wants to Go

Perfume museum and library.

Islanders once used this dramatic, otherworldly landscape to hide their cattle from Viking raiders.

A lonely medieval monastery on an uninhabited island.

Italian director Pier Paolo Pasolini fell in love with this lonely 13th-century tower while making his most famous film.

A serene desert oasis speckled with ancient artifacts.

A sixth-century Byzantine cistern hidden below a modern carpet store.

Essence of hound's tongue and tincture of bloodroot are just the tip of the herbalist iceberg at this beautiful, impressively-stocked apothecary.

Unusual rock formations eroded into a landscape of stone beasts.

These colonial murals are a fascinating hybrid of Spanish and Indigenous aesthetics.

Local legend says the remains of Father Christmas lie within the medieval grounds.

This overgrown mountain village has been abandoned for nearly a century.

This French castle is said to have once held the Holy Grail but is now a gorgeous mountaintop ruin.

The site of the first medieval crusade that pitted Christians against Christians.

The bright red stripes streaking across the rocks are the star feature at this Icelandic waterfall.

This castle ruin in the middle of nowhere is a gem for wildlife enthusiasts.

The tower in this 1,000-year-old mud-brick village seems to vibrate for no apparent reason.

The remains of a small medieval chapel mark the legendary birthplace of the patron saint of Wales.

Given just one more year to live, Conrad Schuck built his dream house in Bartow, Florida.

These particularly resplendent rodents are the state animal of Maharashtra.

A strange rock formation with numerous legends trying to explain it.

The United Kingdom's smallest working cathedral also serves as a quaint bed and breakfast.

Geometry and mystery come together in an epic show of octagonal masonry.

Now abandoned, this stone church was part of the missionary efforts that initiated the Christianization of Zambia.

The enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.