Translation of anomalous in German

I started to speak Spanish because i had i boyfriend from Mexico. Especially I've never learned Spanish . I only listened and repeated what he spoke. Now i speak Spanish well but i need to learn grammar rules.
We decided to walk back and explore the city on foot. It was hard to cross the streets as there was an endless flow of motorcycles and bikes. One needed to just enter the street and cross it.
The American girls came with T-shirt and sandals, not exactly the right equipment for a trip 5000 meter over sea level and minus 10 degrees outside temperature during the day. Anyway, the landscape was fantastic.