I have been to Heidelberg in Germany.

Minkowski spacetime is a fundamental concept in the theory of special relativity.

An infraorder is one of the classification groups of fish.

The Levites are one of the twelve tribes of ancient Israel.

My house is in this district.

The axis plays a role in supporting objects by rotating.

Quark cheese is a traditional German food.

This museum aims for the permanence of art.

He is always good at reading the atmosphere.

He tasted the bitter cup of failure.