PBS America

Maiya May explores heat in Portland, Oregon, and Medellín, Colombia, a city that is leading the revolution against sweltering city temperatures. (Part 3 of 6).

The truth behind the death of one of the most ruthless tyrants in history. (S).

Explore the tombs of China's Han Dynasty. Within lie opulent artworks, including terracotta armies, civilians, and livestock, all crafted and now excavated to reveal their story. (S).

May to December 1945. An American plane drops an atomic bomb on Hiroshima. A second atomic bomb is dropped on Nagasaki and, finally, Japan surrenders. (Partof.

Episode Four tells the last chapter of Japan's WW2 story. (Partof.

The truth behind the death of one of the most ruthless tyrants in history. (S).

Explore the tombs of China's Han Dynasty. Within lie opulent artworks, including terracotta armies, civilians, and livestock, all crafted and now excavated to reveal their story. (S).

The truth behind the death of one of the most ruthless tyrants in history. (S).

May to December 1945. An American plane drops an atomic bomb on Hiroshima. A second atomic bomb is dropped on Nagasaki and, finally, Japan surrenders. (Partof.

Episode Four tells the last chapter of Japan's WW2 story. (Partof.

The truth behind the death of one of the most ruthless tyrants in history. (S).

Explore the tombs of China's Han Dynasty. Within lie opulent artworks, including terracotta armies, civilians, and livestock, all crafted and now excavated to reveal their story. (S).

May to December 1945. An American plane drops an atomic bomb on Hiroshima. A second atomic bomb is dropped on Nagasaki and, finally, Japan surrenders. (Partof.

Episode Four tells the last chapter of Japan's WW2 story. (Partof.

Explore the tombs of China's Han Dynasty. Within lie opulent artworks, including terracotta armies, civilians, and livestock, all crafted and now excavated to reveal their story. (S).