Kilauea caldera : Halema'u'mau crater (Hawai Island) (2013)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Kilauea caldera : Halema'u'mau crater (Hawai Island) (2013)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Kilauea caldera : Halema'u'mau crater (Hawai Island) (2013)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Pu'u'uo'o (fm helicopter) (Hawai Island) (2013)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Lava flows (fm helicopter) (Hawai Island) (2013)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Lava flows (fm helicopter) (Hawai Island) (2013)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Lava flow (fm helicopter) (Hawai Island) (2013)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Lava flows (Hawai Island) (2013)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Lava flows (Hawai Island) (2013)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Lava flow (Hawai Island) (2013)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Lava flows (Hawai Island) (2013)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Walking close to lava flows (Hawai Island) (2013)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Walking close to lava flows (Hawai Island) (2013)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Walking close to lava flows (Hawai Island) (2013)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    In the longest lava tube in the world (Hawai Island) (2013)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Mauna Loa lava fields (Hawai Island) (2013)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Mauna Loa complex (Hawai Island) (2013)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Ambrym & Benbow (Vanuatu) (2002)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Yasur (Vanuatu) (2002)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Yasur (Vanuatu) (2002)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Yasur (Vanuatu) (2002)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Yasur (Vanuatu) (2002)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Yasur (Vanuatu) (2002)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Yasur (Vanuatu) (2002)
                                                            
                            
                         
                                                                    
                                                    
                            
                      
                            
                                   
                                    Yasur (Vanuatu) (2002)