Complex sentence: Places in Antarctica named after Christensen include the Lars Christensen Peak, the Lars Christensen Coast as well as Lars Christensen Land, also known as MacRobertson Land, where the (now closed) Russian Soyuz station operated.
Split into simpler sentences: Places in Antarctica named after Christensen include the Lars Christensen Peak, the Lars Christensen Coast as well as the Lars Christensen Land, also known as MacRobertson Land. This is where the (now closed) Russian Soyuz station operated.