Creating a list of the "best" 100 tourist places in Argentina is subjective and can depend on personal interests. However, here's a diverse list of attractions and destinations across the country that are popular among tourists:

1-25: Cities and Cultural Attractions

1. Buenos Aires
2. Córdoba
3. Rosario
4. Mendoza
5. Salta
6. La Plata
7. San Juan
8. San Miguel de Tucumán
9. Mar del Plata
10. Bariloche
11. Ushuaia
12. Cordoba Jesuit Block
13. Tigre Delta
14. San Carlos de Bariloche
15. San Rafael
16. Tandil
17. Colonia del Sacramento (Uruguay)
18. Santa Fe
19. Jujuy
20. Resistencia
21. Posadas
22. Puerto Iguazu
23. La Rioja
24. Bahía Blanca
25. San Salvador de Jujuy

26-50: Natural Wonders and Parks

26. Iguazu Falls
27. Perito Moreno Glacier
28. Quebrada de Humahuaca
29. Talampaya National Park
30. Los Glaciares National Park
31. Nahuel Huapi National Park
32. Tierra del Fuego National Park
33. Esteros del Ibera
34. Valdés Peninsula
35. Quebrada de las Conchas
36. Cerro Torre
37. Fitz Roy
38. Villavicencio Natural Reserve
39. Monte Fitz Roy
40. Cerro Catedral
41. Cerro Uritorco
42. Laguna Brava
43. Ischigualasto Provincial Park
44. Llao Llao Hotel
45. Villarrica Volcano (Chile)
46. San Antonio de Areco
47. Parque Nacional Quebrada del Condorito
48. Laguna Capri
49. Pehuen-Co
50. Reserva Natural Otamendi

51-75: Historical and Architectural Sites

51. Casa Rosada
52. Teatro Colon
53. Obelisco
54. Pink House (La Casa Rosada)
55. Cabildo of Buenos Aires
56. Palacio Barolo
57. Plaza de Mayo
58. National Historical Museum
59. San Ignacio Mini Jesuit Ruins
60. Fortín Cuatreros
61. San Telmo Market
62. Recoleta Cemetery
63. San Martin Square
64. La Bombonera Stadium
65. Cueva de las Manos
66. Puente de la Mujer
67. Reserva Ecológica Costanera Sur
68. The Angel of Independence (El Ángel)
69. La Manzana de las Luces
70. Palermo Soho
71. San Isidro Cathedral
72. El Ateneo Grand Splendid
73. Buenos Aires Museum of Latin American Art (MALBA)
74. Basilica of Our Lady of Lujan
75. Evita Museum

76-100: Outdoor Adventures and Other Attractions

76. Caminito (La Boca)
77. Cuesta del Obispo
78. Pucara de Tilcara
79. La Florida Dam
80. Cerro San Bernardo
81. Bosques de Palermo
82. Museo de Arte Contemporáneo de Buenos Aires (MACBA)
83. Isla Victoria
84. Cerro Campanario
85. The Palace of the Argentine National Congress
86. Cerro Chapelco
87. La Cumbrecita
88. Termas de Río Hondo
89. Laguna de los Tres
90. Piedra del Águila
91. Teatro Avenida
92. Plaza San Martin (Mendoza)
93. Mar Chiquita
94. Gran Canaria Dunes (Chubut)
95. Reserva Natural Villavicencio
96. The Central Bank Building
97. Paso Internacional Los Libertadores
98. Plaza Francia (Mendoza)
99. Avenida de Mayo
100. El Bolson Artisan Market

This list includes a mix of cities, natural landmarks, historical sites, and outdoor destinations. Depending on individual preferences and interests, some places may resonate more than others. Always check for the latest travel information and conditions before planning your visit.