Blue Grotto is a cave that requires you to descend a ladder to enter, which immediately makes you feel more like an explorer and less like a tourist. The cave features beautiful blue-tinted ice ...
Lava Beds National Monument in Tulelake, California, is home to over 800 lava tube caves that’ll make you feel like you’ve accidentally stumbled onto the set of a science fiction movie, except ...
A skin condition tied to delusions is posing a riddle for doctors: What to do when a diagnosis causes offense?
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