5 most difficult places to visit (that are totally worth it!)
Some places on Earth aren’t meant for the faint of heart. They demand patience, endurance, and sometimes, a strong Wi-Fi-free ...
Smithsonian Magazine3d
A Chicago-Sized Iceberg Broke Off From Antarctica, Revealing a Hidden Ecosystem Never Seen Before
When the A-84 iceberg calved in January, it unveiled a 209-square-mile swath of seafloor. Nearby scientists rushed to the ...