Wikitravel: The original free, crowd-sourced travel guide.
TripAdvisor: Plan your perfect trip.
Lonely Planet: The world at your fingertips.
XE Currency: The world’s favorite currency site.
Hostelworld: Home to the world’s greatest hostels.
HostelBooker: Great Hostel. Free booking. No Worries.
Couchsurfing: Travel the world, explore your city and host new friends
Agoda: When I go to ___.
Airbnb: Rent unique places to stay from local hosts in 190 countries.
REI: Quality outdoor gear and clothing.