National Geographic Channel HD Thursday

The possibility that Joan of Arc was not executed, and architectural hints that suggest the New Jerusalem may have been built in London

Discovering how spicy salsa, velvety ice-cream sandwiches, tangy Oka cheese and crunchy fortune cookies get to the masses

The salvage experts head to the barns in which the Chrysler motor company began, discovering a gold mine of vintage vehicles and signs

The team is in Hot Springs, Arkansas, searching for valuables in the deserted rooms of the Majestic Hotel, famous for hosting Babe Ruth and Al Capone

A bakery making millions of donuts a year and the team behind pepperoni rolls

The making of a 5,000-pound monster cheese wheel

A Muntjac deer name Chowlie suffers from mysterious seizures, but the keepers will need to catch him first before they find out why

Two Asian small-clawed otters show off their x-ray training skills

U. Teleshopping.

U. Teleshopping.

U. Teleshopping.

Teleshopping. U.