Translation of prometedor

This website helped me learn French. Although most of the users intend to learn either Spanish, German and English some users come here to learn French. I met a few people that helped me with it.
My experience at Vocabulix has been great. I really think that this site has helped me a lot in improving my Spanish language skills. I believe that I could learn here several other languages.
2 hours later we landed in Hanoi, today's capital. After picking up our bags we started to look for a room to sleep in. The information desk did not really help us so we relied on the Lonely Planet guide.