All times Eastern.

• 6PM, Discovery HD – Battleground: The Art of War: Alexander. Alexander the Great conquers the Persians and changes the face of warfare.
• 6PM, Military Channel – Weaponology: Fighter. Tracing the improvements in engine power, maneuverability and weapons systems in fighter aircraft.
• 6PM, Science Channel – What the Ancients Knew: The Egyptians. Ancient Egyptian culture and civilization was fueled by the people’s belief in the afterlife.
• 6PM, History Channel – The States: Pennsylvania, Minnesota, Hawaii, South Carolina, Montana. Groundhog Day in Punxsutawney, Pa.; Garrison Keillor and his “A Prairie Home Companion” radio program; the Confederate sub H.L. Hunley; Little Bighorn.
• 6:30PM, G4 – Ninja Warrior: Sasuke 6: Part 3
• 7PM, Food Network – Good Eats: Going Bananas. Varieties of bananas.
• 7PM, Speed – Chop Cut Rebuild: Nostalgia. Things seem to come together for the Camaro and Ford.
• 7PM, Science Channel – Seven Wonders of Ancient Egypt: Boundless ambition and vast quantities of human labor transform rock into incredible monuments.
• 7PM, National Geographic – Secrets of Revelation: The Book of Revelation.
• 7:30PM, PBS (NY 21) – Wild Chronicles: Keeping Africa’s wild places intact; camping on a cliff face; saving endangered cats in California.

8PM and on after the jump.

• 8PM, G4 – X-Play: X-Play: The World’s SeXXXiest Games
• 8PM, Science Channel – What the Ancients Knew: The Romans. The Romans build one of the largest empires in human history.
• 8PM, Discovery HD – Risk Takers: Hurricane Hunter. Warren Faidley tracks hurricanes.
• 8PM, Travel Channel – Anthony Bourdain: No Reservations: Pacific NW. Visiting the Pacific Northwest.
• 9PM, Discovery Health – Medical Incredible: Butterfly Skin. A teen is impaled by a fence post; a 21-year old’s skin blisters and falls off when touched; a comatose woman goes into natural labor; ankle transplants.
• 9PM, PBS (NY 13) – History Detectives: Continental Currency; Short-Snorter; Liberty Bell Pin. A $6 bill dated Feb. 17, 1776; a paper Allied luminaries of World War II signed; an unassuming pin may be made of metal from the Liberty Bell.
• 9PM, Travel Channel – Bizarre Foods With Andrew Zimmern: Gulf Coast. The U.S. Gulf Coast.
• 9PM, Science Channel – Unsolved History: The Roman Colosseum. The Roman Colosseum is the ultimate ancient venue for the display of bloodsport.
• 9PM, Military Channel – Weaponology: Fire Weapons. The history of flammable weapons, from Molotov cocktails to thermobaric bombs.
• 10PM, Discovery Channel – Deadliest Catch Special: Behind the Scenes: A profile of the filmmakers who stand side by side with the fishermen in the harsh conditions of the Bering Sea.
&bull, 10PM, History Channel – Star Trek: Beyond the Final Frontier: A tribute to “Star Trek” features appearances by many cast members associated with the show’s legacy.
• 10PM, Discovery HD – Forensic Factor: Lasting Impressions. Criminals are betrayed by the clues their own bodies leave behind.
• 10PM, Science Channel – Seven Wonders of Ancient Rome: Architectural wonders distinguish Rome as an unsurpassed world power.
• 10:30PM, TBS – Family Guy: Brian Wallows and Peter Swallows. A judge sentences Brian to care for a cranky elderly woman; endangered birds nest in Peter’s beard.
• 10:30PM, Food Network – The Secret Life Of …: Beer!! History of beer.