The most direct route from Texas to the Equator would be to fly to a city in South America, such as Quito, Ecuador, or Bogota, Colombia. From there, you could take a bus or train to the Amazon rainforest, which is located near the Equator.
Another option would be to fly to a city in Africa, such as Nairobi, Kenya, or Dar es Salaam, Tanzania. From there, you could travel overland to the Equator.
No matter which route you choose, traveling to the Equator is a unique and unforgettable experience. You will have the chance to see some of the most beautiful and diverse scenery in the world, and you will meet people from all over the globe.