Task: Analyze the tweet's emotional connotations and classify it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best portray the tweeter's mental state.
Tweet: When you're on a train as its pitch black outside and you have no idea where you are... #travel #whereami #lost #adventure
This tweet contains emotions: 
fear, joy, optimism