Planning a trip? You are in the right place for info! Expedia is an online travel agency founded by Microsoft in 2001. The site helps people find and schedule diverse travel services, including car rentals, flights and hotels. It also recommends activities in destination cities. With more than 250 million reviews about over 5.2 million restaurants, attractions and accommodations worldwide, TripAdvisor.com combines information from hundreds of websites to offer the best hotel prices available. Founded in 2000, Hotwire.com is a discount travel agency that lets individuals research and reserve travel services online. Hotwire.com became a part of Expedia in 2005, …