Explanation:

Kamchatka Peninsula: Kamchatka is a peninsula in Russian Far East lying between the Sea of Okhotsk on the west and the Pacific Ocean and Bering Sea on the east. Nineteen of Kamchatka's volcanoes constitute the "Volcanoes of Kamchatka" UNESCO World Heritage Site.

? Anatolian Peninsula: Anatolia or Asia Minor, is a peninsular landmass comprising the Asian portion of the modern Republic of Turkey. Geographically, the region is bounded by the Black Sea to the north, the Caucasus to the northeast, the Aegean Sea to the west, the Mediterranean Sea to the south, Greater Syria (Upper Mesopotamia) to the southeast and Transcaucasia and the Iranian plateau to the east.

 
? Labrador Peninsula: a peninsular region of eastern Canada between Hudson Bay and the Labrador Sea;
contains most of Quebec and the mainland part of Newfoundland and Labrador