This five-star hotel in the nation’s capital has only improved since its opening 40 years ago. The Four Seasons Hotel Washington, DC, which sits between historic Georgetown and downtown, is the No. 1 Best Hotel in Washington, D.C. and No. 8 hotel in the country. The property offers multiple fine dining options, a spa and guest rooms complete with sleep menus, sound systems, coffee makers and LCD flat-screen TVs. A bonus for business travelers: The hotel boasts nearly 23,000 square feet of meeting space, access to audiovisual technology and car service around the city.