Indonesia

Natural Landmarks

Aouk Underground River – Western New Guinea, West Papua, Vogelkop Peninsula
Bluestone beach near Ende – Lesser Sunda Islands, East Nusa Tenggara, Flores
Carstenz Peak (Puncak Jaya) 
Cisolok geysers – West Java
Gili Islands  
Gunung Rinjani
Ijen Crater
Jatiluweh Rice Terrace
Kakaban Jellyfish Lake – East Kalimantan
Kawah Ijen – East Java
Kelimutu crater lakes (Keli Mutu) – Lesser Sunda Islands, East Nusa Tenggara, Flores
Kelud Volcano (Kelut) – West Java
Komodo Island
Krakatau (Krakatoa) – Java, Banten
Lake Tamblingan - Bali

Lake Toba 
Lake Yamur – Western New Guinea, Papua and West Papua
Leang Pute Sinkhole – South Sulawesi

Madakaripura Falls – East Java
Moluccan Islands
Mount Batur
Orangutans of Borneo
Puncak Jaya
Pura Batu Balong natural bridge – Lesser Sunda Islands, Bali
Rinjani Mountain - Lombok
Sacred Monkey Forest, Ubud
Sangkulirang Mangkalihat – East Kalimantan
Satonda Crater Lake – Lesser Sunda Islands, East Nusa Tenggara
Sekumpul Waterfall
Sidemen Valley
Sigura Gura Waterfall (Tiger Falls) – North Sumatra
Silangkitang geysers and other Tapanuli geysers – North Sumatra
Sipisopiso – North Sumatra
Sipoholon travertine terraces – North Sumatra
Ubud Monkey Forest
Yogoluk Sinkhole – Western New Guinea, Papua

Man made Landmarks

99 Dome Mosque in Makassar 

Batak stone chairs in Samosir – North Sumatra, north-east of Samosir Island, Toba Lake 

Batujaya ancient city – West Java 

Bena and Wogo villages – Lesser Sunda Islands, East Nusa Tenggara, Flores 

Borobudur – Central Java 

Candi Muaro Jambi – Sumatra, Jambi 

Candi Plaosan – Central Java 

Candi Sukuh – Central Java and Eastern Java 

Equator Monument in Pontianak 

Fort Belgica – Maluku Islands, Banda Islands 

Goa Gajah (Elephant Temple) – Lesser Sunda Islands, Bali 

Goddess of Mercy 

Istana Maimun – North Sumatra 

Istiqlal Mosque 

Jakarta - Skyline 

Ke’te Kesu’ – South Sulawesi 

Megaliths of Bada Valley – Central Sulawesi 

Monkey Forest Temple 

National Monument (Monas) – Jakarta 

Padang Hill – West Java 

Penataran Temple complex (Candi Penataran) – East Java 

Prambanan – Central Java 

Pura Besakih – Lesser Sunda Islands, Bali 

Pura Panataran Sasih – Lesser Sunda Islands, Bali 

Pura Taman Ayun – Lesser Sunda Islands, Bali 

Pura Tanah Lot Temple  

Pura Ulun Danu Bratan 

Ratu Boko – Central Jav 

Sam Poo Kong Temple  

Temples of Dieng Plateau – Central Java 

Tirta Empul Temple  

Toraja tombs – South Sulawesi 

Trowulan ancient city – East Jav

Ulun Danu Temple

Uluwatu Temple