All times eastern.

• 6PM, History Channel - Engineering an Empire: Russia. Architecture and infrastructure enable the rise and fall of the Russian Empire.
• 6PM, Science Channel - Valley of the T-Rex: A paleontologist questions theories about the tyrannosaur when he finds five specimens in Montana.
• 6PM, G4 - Ninja Warrior: Sasuke 10: Part 2
• 6PM, Military Channel - Battleplan: Guerrilla Warfare. Irregular military tactics can be used to grind down superior opposing forces.
• 6:30PM, G4 - Ninja Warrior: Sasuke 10: Part 3
• 7PM, National Geographic - Sweet Tooth: Complex engineering, top-secret recipes and technology go into the creation of confections.
• 7PM, Science Channel - What Really Killed the Dinosaurs: A small group of scientists disputes the theory that a meteor impacting Earth led to the end of the dinosaurs.
• 7PM, Discovery Health - Impact: Stories of Survival: Avalanche. A motorbike accident fractures a man’s skull; a surgeon’s hands are caught in a table-saw; a man caught in an avalanche gets a broken leg.
• 7PM, Speed - Chop Cut Rebuild: Ford Uncovered, Camaro Discovered. Meeting the team; Ford ‘35 Coupe; Chevy parts.
• 7PM, Discovery HD - Niagara Falls: Raging Rapids: A glacial surge creates a window into the Earth.

8PM and on after the jump.

• 8PM, Food Network - Good Eats: Coconut Cake Revival. Coconut cake.
• 8PM, Science Channel - Dino Lab: The theories of leading paleontologists are brought to life by digitally created dinosaurs.
• 8PM, Discovery HD - Risk Takers: Forest Firefighters. Members of the BC Forest Fire Service battle fires from the ground and the air.
• 8PM, PBS (NY 750) - Nature: Dogs That Changed the World: The Rise of the Dog. DNA analysis and other research help trace the evolution of dogs; dogs that are vital to the canine population.
• 8:30PM, Showtime - In Pot We Trust: Four chronically ill people rely on marijuana as a painkiller.
• 9PM, History Channel - Cities of the Underworld: Dracula’s Underground. The mysteries of Vlad the Impaler lie beneath the city of Bucharest, Romania.
• 9PM, Science Channel - Utah’s Dino Graveyard: The excavation of a new species of theizinosaur, a feathered dinosaur believed to be related to raptors.
• 9PM, Travel Channel - Bizarre Foods With Andrew Zimmern: Andrew Zimmern visits Trinidad and Tobago.
• 9:30PM, Speed - American Muscle Car: The History of Trans Am Racing. The Trans Am series was created as a way to let the weekend hobby racer hit the tracks.
• 10PM, History Channel - Bloodlines: The Dracula Family Tree: Members of a family linked to the real-life Prince Vlad Dracul try to unearth the truth about the tyrant.
• 10PM, Science Channel - T-Rex: New Science, New Beast: Traveling back to the days of the dinosaurs.
• 10PM, Discovery Times - Unseen Beatles: Previously unreleased footage, interviews, and live performances of the Beatles.
• 10PM, Speed - American Muscle Car: Bonneville - The Genesis of Hot Rodding. Following World War II, people begin taking their hot rods to Muroc Dry Lake and the Bonneville Salt Flats in a quest for speed.